diff --git a/auth/auth-module.nix b/auth/auth-module.nix
index fa831b5..22a502f 100644
--- a/auth/auth-module.nix
+++ b/auth/auth-module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   inherit (lib)
     mkOption
@@ -7,12 +12,12 @@ let
   auth-passthru = config.selfprivacy.passthru.auth;
   keys-path = auth-passthru.keys-path;
   # generate OAuth2 client secret
-  mkKanidmExecStartPreScript = oauthClientID: linuxGroup:
+  mkKanidmExecStartPreScript =
+    oauthClientID: linuxGroup:
     let
       secretFP = auth-passthru.mkOAuth2ClientSecretFP linuxGroup;
     in
-    pkgs.writeShellScript
-      "${oauthClientID}-kanidm-ExecStartPre-script.sh" ''
+    pkgs.writeShellScript "${oauthClientID}-kanidm-ExecStartPre-script.sh" ''
       set -o pipefail
       set -o errexit
       if ! [ -f "${secretFP}" ]
@@ -22,17 +27,16 @@ let
         chmod 640 "${secretFP}"
       fi
     '';
-  mkKanidmExecStartPostScript = oauthClientID: linuxGroup: isMailserver:
+  mkKanidmExecStartPostScript =
+    oauthClientID: linuxGroup: isMailserver:
     let
       kanidmServiceAccountName = "sp.${oauthClientID}.service-account";
       kanidmServiceAccountTokenName = "${oauthClientID}-service-account-token";
-      kanidmServiceAccountTokenFP =
-        auth-passthru.mkServiceAccountTokenFP linuxGroup;
+      kanidmServiceAccountTokenFP = auth-passthru.mkServiceAccountTokenFP linuxGroup;
       isRW = oauthClientID == "selfprivacy-api";
     in
-    pkgs.writeShellScript
-      "${oauthClientID}-kanidm-ExecStartPost-script.sh"
-      (''
+    pkgs.writeShellScript "${oauthClientID}-kanidm-ExecStartPost-script.sh" (
+      ''
         export HOME=$RUNTIME_DIRECTORY/client_home
         readonly KANIDM="${pkgs.kanidm}/bin/kanidm"
 
@@ -82,13 +86,12 @@ let
       + lib.strings.optionalString isRW ''
         $KANIDM group add-members idm_admins "${kanidmServiceAccountName}"
       ''
-      );
+    );
 in
 {
   options.selfprivacy.auth = {
     clients = mkOption {
-      description =
-        "Configurations for OAuth2 & LDAP servers clients services. Corresponding Kanidm provisioning configuration and systemd scripts are generated.";
+      description = "Configurations for OAuth2 & LDAP servers clients services. Corresponding Kanidm provisioning configuration and systemd scripts are generated.";
       default = { };
       type = types.attrsOf (
         types.submodule {
@@ -107,69 +110,58 @@ in
             };
             enablePkce = mkOption {
               type = lib.types.bool;
-              description =
-                "Whether PKCE must be used between client and Kanidm.";
+              description = "Whether PKCE must be used between client and Kanidm.";
               default = false;
             };
             adminsGroup = mkOption {
-              type =
-                types.nullOr (lib.types.strMatching "sp\.[A-Za-z0-9]+\.admins");
-              description =
-                "Name of admins group in Kanidm, whose members have admin level access to resources (service) associated with OAuth2 client authorization.";
+              type = types.nullOr (lib.types.strMatching "sp\.[A-Za-z0-9]+\.admins");
+              description = "Name of admins group in Kanidm, whose members have admin level access to resources (service) associated with OAuth2 client authorization.";
               default = null;
             };
             usersGroup = mkOption {
-              type =
-                types.nullOr (lib.types.strMatching "sp\.[A-Za-z0-9]+\.users");
-              description =
-                "Name of users group in Kanidm, whose members have user level access to resources (service) associated with OAuth2 client authorization.";
+              type = types.nullOr (lib.types.strMatching "sp\.[A-Za-z0-9]+\.users");
+              description = "Name of users group in Kanidm, whose members have user level access to resources (service) associated with OAuth2 client authorization.";
               default = null;
             };
             originLanding = mkOption {
               type = types.nullOr lib.types.str;
-              description =
-                "The origin landing of the service for OAuth2 redirects.";
+              description = "The origin landing of the service for OAuth2 redirects.";
             };
             originUrl = mkOption {
               type = types.nullOr lib.types.str;
-              description =
-                "The origin URL of the service for OAuth2 redirects.";
+              description = "The origin URL of the service for OAuth2 redirects.";
             };
             subdomain = lib.mkOption {
-              type =
-                lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+              type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
               description = "Subdomain of the service.";
             };
             # when true, "name" is passed to a service instead of "name@domain"
             useShortPreferredUsername = mkOption {
-              description =
-                "Use 'name' instead of 'spn' in the preferred_username claim.";
+              description = "Use 'name' instead of 'spn' in the preferred_username claim.";
               type = types.bool;
               default = true;
             };
             linuxUserOfClient = mkOption {
               type = types.nullOr lib.types.str;
-              description =
-                "Name of a Linux OAuth2 client user, under which it should get access through a folder with keys.";
+              description = "Name of a Linux OAuth2 client user, under which it should get access through a folder with keys.";
               default = null;
             };
             linuxGroupOfClient = mkOption {
               type = types.nullOr lib.types.str;
-              description =
-                "Name of Linux OAuth2 client group, under which it should read an OAuth2 client secret file.";
+              description = "Name of Linux OAuth2 client group, under which it should read an OAuth2 client secret file.";
               default = null;
             };
             isTokenNeeded = mkOption {
-              description =
-                "Whether a read-only needs to be generated for LDAP access.";
+              description = "Whether a read-only needs to be generated for LDAP access.";
               type = types.bool;
               default = false;
             };
             clientSystemdUnits = mkOption {
               description = "A list of systemd services, which depend on OAuth service";
               # taken from nixos/lib/systemd-lib.nix: unitNameType
-              type = types.listOf
-                (types.strMatching "[a-zA-Z0-9@%:_.\\-]+[.](service|socket|device|mount|automount|swap|target|path|timer|scope|slice)");
+              type = types.listOf (
+                types.strMatching "[a-zA-Z0-9@%:_.\\-]+[.](service|socket|device|mount|automount|swap|target|path|timer|scope|slice)"
+              );
             };
             scopeMaps = mkOption {
               description = ''
@@ -231,133 +223,132 @@ in
   };
   config = lib.mkIf config.selfprivacy.sso.enable (
     let
-      clientsAttrsList = lib.attrsets.mapAttrsToList
-        (name: attrs: attrs // rec {
-          clientID =
-            if attrs.clientID == null
-            then name
-            else attrs.clientID;
-          displayName =
-            if attrs.displayName == null
-            then clientID
-            else attrs.displayName;
-          adminsGroup =
-            if attrs.adminsGroup == null
-            then "sp.${clientID}.admins"
-            else attrs.adminsGroup;
-          usersGroup =
-            if attrs.usersGroup == null
-            then "sp.${clientID}.users"
-            else attrs.usersGroup;
-          basicSecretFile =
-            "${keys-path}/${linuxGroupOfClient}/kanidm-oauth-client-secret";
-          linuxUserOfClient =
-            if attrs.linuxUserOfClient == null
-            then clientID
-            else attrs.linuxUserOfClient;
+      clientsAttrsList = lib.attrsets.mapAttrsToList (
+        name: attrs:
+        attrs
+        // rec {
+          clientID = if attrs.clientID == null then name else attrs.clientID;
+          displayName = if attrs.displayName == null then clientID else attrs.displayName;
+          adminsGroup = if attrs.adminsGroup == null then "sp.${clientID}.admins" else attrs.adminsGroup;
+          usersGroup = if attrs.usersGroup == null then "sp.${clientID}.users" else attrs.usersGroup;
+          basicSecretFile = "${keys-path}/${linuxGroupOfClient}/kanidm-oauth-client-secret";
+          linuxUserOfClient = if attrs.linuxUserOfClient == null then clientID else attrs.linuxUserOfClient;
           linuxGroupOfClient =
-            if attrs.linuxGroupOfClient == null
-            then clientID
-            else attrs.linuxGroupOfClient;
+            if attrs.linuxGroupOfClient == null then clientID else attrs.linuxGroupOfClient;
           originLanding =
-            if attrs.originLanding == null
-            then "https://${attrs.subdomain}.${config.selfprivacy.domain}/"
-            else attrs.originLanding;
+            if attrs.originLanding == null then
+              "https://${attrs.subdomain}.${config.selfprivacy.domain}/"
+            else
+              attrs.originLanding;
           scopeMaps =
-            if attrs.scopeMaps == null
-            then { "${usersGroup}" = [ "email" "openid" "profile" ]; }
-            else attrs.scopeMaps;
-        })
-        config.selfprivacy.auth.clients;
+            if attrs.scopeMaps == null then
+              {
+                "${usersGroup}" = [
+                  "email"
+                  "openid"
+                  "profile"
+                ];
+              }
+            else
+              attrs.scopeMaps;
+        }
+      ) config.selfprivacy.auth.clients;
     in
     {
       # for each OAuth2 client: member of the `keys` group for directory access
-      users.groups.keys.members = lib.mkMerge (lib.forEach
-        clientsAttrsList
-        ({ linuxUserOfClient, ... }: [ linuxUserOfClient ])
+      users.groups.keys.members = lib.mkMerge (
+        lib.forEach clientsAttrsList ({ linuxUserOfClient, ... }: [ linuxUserOfClient ])
       );
 
-      systemd.tmpfiles.settings."kanidm-secrets" = lib.mkMerge (lib.forEach
-        clientsAttrsList
-        ({ linuxGroupOfClient, ... }: {
-          "${keys-path}/${linuxGroupOfClient}".d = {
-            user = "kanidm";
-            group = linuxGroupOfClient;
-            mode = "2750";
-          };
-        })
+      systemd.tmpfiles.settings."kanidm-secrets" = lib.mkMerge (
+        lib.forEach clientsAttrsList (
+          { linuxGroupOfClient, ... }:
+          {
+            "${keys-path}/${linuxGroupOfClient}".d = {
+              user = "kanidm";
+              group = linuxGroupOfClient;
+              mode = "2750";
+            };
+          }
+        )
       );
 
       # for each OAuth2 client: scripts with Kanidm CLI commands
       systemd.services.kanidm = {
-        before =
-          lib.lists.concatMap
-            ({ clientSystemdUnits, ... }: clientSystemdUnits)
-            clientsAttrsList;
-        serviceConfig =
-          lib.mkMerge (lib.forEach
-            clientsAttrsList
-            ({ clientID, isTokenNeeded, linuxGroupOfClient, isMailserver, ... }:
-              {
-                ExecStartPre = [
-                  # "-" prefix means to ignore exit code of prefixed script
-                  ("-" + mkKanidmExecStartPreScript clientID linuxGroupOfClient)
-                ];
-                ExecStartPost = lib.mkIf isTokenNeeded
-                  (lib.mkAfter [
-                    ("-" +
-                      mkKanidmExecStartPostScript
-                        clientID
-                        linuxGroupOfClient
-                        isMailserver)
-                  ]);
-              }));
+        before = lib.lists.concatMap ({ clientSystemdUnits, ... }: clientSystemdUnits) clientsAttrsList;
+        serviceConfig = lib.mkMerge (
+          lib.forEach clientsAttrsList (
+            {
+              clientID,
+              isTokenNeeded,
+              linuxGroupOfClient,
+              isMailserver,
+              ...
+            }:
+            {
+              ExecStartPre = [
+                # "-" prefix means to ignore exit code of prefixed script
+                ("-" + mkKanidmExecStartPreScript clientID linuxGroupOfClient)
+              ];
+              ExecStartPost = lib.mkIf isTokenNeeded (
+                lib.mkAfter [
+                  ("-" + mkKanidmExecStartPostScript clientID linuxGroupOfClient isMailserver)
+                ]
+              );
+            }
+          )
+        );
       };
 
       # for each OAuth2 client: Kanidm provisioning options
-      services.kanidm.provision = lib.mkMerge (lib.forEach
-        clientsAttrsList
-        ({ adminsGroup
-         , basicSecretFile
-         , claimMaps
-         , clientID
-         , displayName
-         , enablePkce
-         , imageFile
-         , originLanding
-         , originUrl
-         , scopeMaps
-         , useShortPreferredUsername
-         , usersGroup
-         , ...
-         }: {
-          groups = lib.mkIf (clientID != "selfprivacy-api") {
-            "${adminsGroup}".members =
-              [ auth-passthru.admins-group ];
-            "${usersGroup}".members =
-              [ adminsGroup auth-passthru.full-users-group ];
-          };
-          systems.oauth2.${clientID} = {
-            inherit
-              basicSecretFile
-              claimMaps
-              displayName
-              imageFile
-              originLanding
-              originUrl
-              scopeMaps
-              ;
-            preferShortUsername = useShortPreferredUsername;
-            allowInsecureClientDisablePkce = ! enablePkce;
-            removeOrphanedClaimMaps = true;
+      services.kanidm.provision = lib.mkMerge (
+        lib.forEach clientsAttrsList (
+          {
+            adminsGroup,
+            basicSecretFile,
+            claimMaps,
+            clientID,
+            displayName,
+            enablePkce,
+            imageFile,
+            originLanding,
+            originUrl,
+            scopeMaps,
+            useShortPreferredUsername,
+            usersGroup,
+            ...
+          }:
+          {
+            groups = lib.mkIf (clientID != "selfprivacy-api") {
+              "${adminsGroup}".members = [ auth-passthru.admins-group ];
+              "${usersGroup}".members = [
+                adminsGroup
+                auth-passthru.full-users-group
+              ];
+            };
+            systems.oauth2.${clientID} = {
+              inherit
+                basicSecretFile
+                claimMaps
+                displayName
+                imageFile
+                originLanding
+                originUrl
+                scopeMaps
+                ;
+              preferShortUsername = useShortPreferredUsername;
+              allowInsecureClientDisablePkce = !enablePkce;
+              removeOrphanedClaimMaps = true;
 
-            # NOTE https://github.com/oddlama/kanidm-provision/issues/15
-            # add more scopes when a user is a member of specific group
-            # currently not possible due to https://github.com/kanidm/kanidm/issues/2882#issuecomment-2564490144
-            # supplementaryScopeMaps."${admins-group}" =
-            #   [ "read:admin" "write:admin" ];
-          };
-        }));
+              # NOTE https://github.com/oddlama/kanidm-provision/issues/15
+              # add more scopes when a user is a member of specific group
+              # currently not possible due to https://github.com/kanidm/kanidm/issues/2882#issuecomment-2564490144
+              # supplementaryScopeMaps."${admins-group}" =
+              #   [ "read:admin" "write:admin" ];
+            };
+          }
+        )
+      );
     }
   );
 }
diff --git a/auth/auth.nix b/auth/auth.nix
index ca1e6bb..09f1a22 100644
--- a/auth/auth.nix
+++ b/auth/auth.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   domain = config.selfprivacy.domain;
   subdomain = "auth";
@@ -38,7 +43,6 @@ lib.mkIf config.selfprivacy.sso.enable {
     "127.0.0.1" = [ auth-fqdn ];
   };
 
-
   # kanidm uses TLS in internal connection with nginx too
   # FIXME revise this: maybe kanidm must not have access to a public TLS
   users.groups."acmereceivers".members = [ "kanidm" ];
@@ -69,16 +73,13 @@ lib.mkIf config.selfprivacy.sso.enable {
       origin = "https://" + auth-fqdn;
 
       # TODO revise this: maybe kanidm must not have access to a public TLS
-      tls_chain =
-        "${config.security.acme.certs.${domain}.directory}/fullchain.pem";
-      tls_key =
-        "${config.security.acme.certs.${domain}.directory}/key.pem";
+      tls_chain = "${config.security.acme.certs.${domain}.directory}/fullchain.pem";
+      tls_key = "${config.security.acme.certs.${domain}.directory}/key.pem";
 
       # nginx should proxy requests to it
       bindaddress = kanidm-bind-address;
 
-      ldapbindaddress =
-        "${ldap-host}:${toString ldap-port}";
+      ldapbindaddress = "${ldap-host}:${toString ldap-port}";
 
       # kanidm is behind a proxy
       trust_x_forward_for = true;
@@ -101,8 +102,7 @@ lib.mkIf config.selfprivacy.sso.enable {
 
   services.nginx = {
     enable = true;
-    additionalModules =
-      lib.mkIf config.selfprivacy.sso.debug [ pkgs.nginxModules.lua ];
+    additionalModules = lib.mkIf config.selfprivacy.sso.debug [ pkgs.nginxModules.lua ];
     commonHttpConfig = lib.mkIf config.selfprivacy.sso.debug ''
       log_format kanidm escape=none '$request $status\n'
                                     '[Request body]: $request_body\n'
@@ -158,8 +158,7 @@ lib.mkIf config.selfprivacy.sso.enable {
 
   systemd.services.kanidm.serviceConfig.ExecStartPre =
     # idempotent script to run on each startup only for kanidm v1.5.0
-    lib.mkIf (pkgs.kanidm.version == "1.5.0")
-      (lib.mkBefore [ kanidmMigrateDbScript ]);
+    lib.mkIf (pkgs.kanidm.version == "1.5.0") (lib.mkBefore [ kanidmMigrateDbScript ]);
 
   selfprivacy.passthru.auth = {
     inherit
@@ -171,25 +170,20 @@ lib.mkIf config.selfprivacy.sso.enable {
       keys-path
       ;
     oauth2-introspection-url-prefix = client_id: "https://${client_id}:";
-    oauth2-introspection-url-postfix =
-      "@${auth-fqdn}/oauth2/token/introspect";
-    oauth2-discovery-url = client_id:
-      "https://${auth-fqdn}/oauth2/openid/${client_id}/.well-known/openid-configuration";
+    oauth2-introspection-url-postfix = "@${auth-fqdn}/oauth2/token/introspect";
+    oauth2-discovery-url =
+      client_id: "https://${auth-fqdn}/oauth2/openid/${client_id}/.well-known/openid-configuration";
     oauth2-provider-name = "Kanidm";
     oauth2-systemd-service = "kanidm.service";
 
     # e.g. "dc=mydomain,dc=com"
-    ldap-base-dn =
-      lib.strings.concatMapStringsSep
-        ","
-        (x: "dc=" + x)
-        (lib.strings.splitString "." domain);
+    ldap-base-dn = lib.strings.concatMapStringsSep "," (x: "dc=" + x) (
+      lib.strings.splitString "." domain
+    );
 
     # TODO consider to pass a value or throw exception if token is not generated
-    mkServiceAccountTokenFP = linuxGroup:
-      "${keys-path}/${linuxGroup}/kanidm-service-account-token";
+    mkServiceAccountTokenFP = linuxGroup: "${keys-path}/${linuxGroup}/kanidm-service-account-token";
 
-    mkOAuth2ClientSecretFP = linuxGroup:
-      "${keys-path}/${linuxGroup}/kanidm-oauth-client-secret";
+    mkOAuth2ClientSecretFP = linuxGroup: "${keys-path}/${linuxGroup}/kanidm-oauth-client-secret";
   };
 }
diff --git a/auth/kanidm.nix b/auth/kanidm.nix
index 7290374..ddf7f81 100644
--- a/auth/kanidm.nix
+++ b/auth/kanidm.nix
@@ -1,8 +1,9 @@
-{ config
-, lib
-, options
-, pkgs
-, ...
+{
+  config,
+  lib,
+  options,
+  pkgs,
+  ...
 }:
 let
   inherit (lib)
@@ -40,7 +41,9 @@ let
   cfg = config.services.kanidm;
   settingsFormat = pkgs.formats.toml { };
   # Remove null values, so we can document optional values that don't end up in the generated TOML file.
-  filterConfig = converge (a: filterAttrsRecursive (_: v: v != null) (builtins.removeAttrs a [ "provision" ]));
+  filterConfig = converge (
+    a: filterAttrsRecursive (_: v: v != null) (builtins.removeAttrs a [ "provision" ])
+  );
   serverConfigFile = settingsFormat.generate "server.toml" (filterConfig cfg.serverSettings);
   clientConfigFile = settingsFormat.generate "kanidm-config.toml" (filterConfig cfg.clientSettings);
   unixConfigFile = settingsFormat.generate "kanidm-unixd.toml" (filterConfig cfg.unixSettings);
@@ -54,17 +57,16 @@ let
   # paths, no new bind mount is added. Adding subpaths caused problems on ofborg.
   hasPrefixInList =
     list: newPath: any (path: hasPrefix (builtins.toString path) (builtins.toString newPath)) list;
-  mergePaths = foldl'
-    (
-      merged: newPath:
-        let
-          # If the new path is a prefix to some existing path, we need to filter it out
-          filteredPaths = filter (p: !hasPrefix (builtins.toString newPath) (builtins.toString p)) merged;
-          # If a prefix of the new path is already in the list, do not add it
-          filteredNew = optional (!hasPrefixInList filteredPaths newPath) newPath;
-        in
-        filteredPaths ++ filteredNew
-    ) [ ];
+  mergePaths = foldl' (
+    merged: newPath:
+    let
+      # If the new path is a prefix to some existing path, we need to filter it out
+      filteredPaths = filter (p: !hasPrefix (builtins.toString newPath) (builtins.toString p)) merged;
+      # If a prefix of the new path is already in the list, do not add it
+      filteredNew = optional (!hasPrefixInList filteredPaths newPath) newPath;
+    in
+    filteredPaths ++ filteredNew
+  ) [ ];
 
   defaultServiceConfig = {
     # Setting the type to notify enables additional healthchecks, ensuring units
@@ -127,19 +129,20 @@ let
   filterPresent = filterAttrs (_: v: v.present);
 
   selfprivacy-admin-groups-regex = "^sp\.([[:alnum:]]+\.|)admins$";
-  is-selfprivacy-admin-group = name:
-    ! builtins.isNull (builtins.match selfprivacy-admin-groups-regex name);
+  is-selfprivacy-admin-group =
+    name: !builtins.isNull (builtins.match selfprivacy-admin-groups-regex name);
 
-  isGroupNonOverwritable = g: false
-    || ! g ? members
+  isGroupNonOverwritable =
+    g:
+    false
+    || !g ? members
     || g ? members && g.members == [ ]
     || g ? members && builtins.any is-selfprivacy-admin-group g.members;
 
   provisionStateJson = pkgs.writeText "provision-state.json" (
     builtins.toJSON {
       inherit (cfg.provision) persons systems;
-      groups =
-        lib.attrsets.filterAttrs (_n: v: ! isGroupNonOverwritable v) cfg.provision.groups;
+      groups = lib.attrsets.filterAttrs (_n: v: !isGroupNonOverwritable v) cfg.provision.groups;
     }
   );
 
@@ -182,8 +185,9 @@ let
         fi
       '';
 
-  groupsToCreateAndPopulate =
-    lib.attrsets.filterAttrs (_n: isGroupNonOverwritable) cfg.provision.groups;
+  groupsToCreateAndPopulate = lib.attrsets.filterAttrs (
+    _n: isGroupNonOverwritable
+  ) cfg.provision.groups;
 
   createGroups = ''
     for group_name in ${lib.strings.concatStringsSep " " (builtins.attrNames groupsToCreateAndPopulate)}
@@ -199,9 +203,9 @@ let
     done
   '';
 
-  createAndPopulateGroups =
-    lib.concatLines ([ createGroups ]
-      ++ (lib.mapAttrsToList populateGroup groupsToCreateAndPopulate));
+  createAndPopulateGroups = lib.concatLines (
+    [ createGroups ] ++ (lib.mapAttrsToList populateGroup groupsToCreateAndPopulate)
+  );
 
   postStartScript = pkgs.writeShellScript "post-start" ''
     set -euo pipefail
@@ -250,11 +254,11 @@ let
       last (splitString "]:" cfg.serverSettings.bindaddress)
     else
     # ipv4:
-      if hasInfix "." cfg.serverSettings.bindaddress then
-        last (splitString ":" cfg.serverSettings.bindaddress)
-      # default is 8443
-      else
-        "8443";
+    if hasInfix "." cfg.serverSettings.bindaddress then
+      last (splitString ":" cfg.serverSettings.bindaddress)
+    # default is 8443
+    else
+      "8443";
 in
 {
   options.services.kanidm = {
@@ -476,11 +480,9 @@ in
             config.members = concatLists (
               flip mapAttrsToList cfg.provision.persons (
                 person: personCfg:
-                  optional
-                    (
-                      personCfg.present && builtins.elem groupSubmod.config._module.args.name personCfg.groups
-                    )
-                    person
+                optional (
+                  personCfg.present && builtins.elem groupSubmod.config._module.args.name personCfg.groups
+                ) person
               )
             );
           })
@@ -683,12 +685,9 @@ in
           ++ entityList "oauth2" cfg.provision.systems.oauth2;
 
         # Accumulate entities by name. Track corresponding entity types for later duplicate check.
-        entitiesByName = foldl'
-          (
-            acc: { type, name }: acc // { ${name} = (acc.${name} or [ ]) ++ [ type ]; }
-          )
-          { }
-          entities;
+        entitiesByName = foldl' (
+          acc: { type, name }: acc // { ${name} = (acc.${name} or [ ]) ++ [ type ]; }
+        ) { } entities;
 
         assertGroupsKnown =
           opt: groups:
@@ -800,59 +799,59 @@ in
       ]
       ++ flip mapAttrsToList (filterPresent cfg.provision.persons) (
         person: personCfg:
-          assertGroupsKnown "services.kanidm.provision.persons.${person}.groups" personCfg.groups
+        assertGroupsKnown "services.kanidm.provision.persons.${person}.groups" personCfg.groups
       )
       ++ flip mapAttrsToList (filterPresent cfg.provision.groups) (
         group: groupCfg:
-          assertEntitiesKnown "services.kanidm.provision.groups.${group}.members" groupCfg.members
+        assertEntitiesKnown "services.kanidm.provision.groups.${group}.members" groupCfg.members
       )
       ++ concatLists (
         flip mapAttrsToList (filterPresent cfg.provision.systems.oauth2) (
           oauth2: oauth2Cfg:
-            [
-              (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.scopeMaps" (
-                attrNames oauth2Cfg.scopeMaps
-              ))
-              (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.supplementaryScopeMaps" (
-                attrNames oauth2Cfg.supplementaryScopeMaps
-              ))
-            ]
-            ++ concatLists (
-              flip mapAttrsToList oauth2Cfg.claimMaps (
-                claim: claimCfg: [
-                  (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.claimMaps.${claim}.valuesByGroup" (
-                    attrNames claimCfg.valuesByGroup
-                  ))
-                  # At least one group must map to a value in each claim map
-                  {
-                    assertion =
-                      (cfg.provision.enable && cfg.enableServer)
-                      -> any (xs: xs != [ ]) (attrValues claimCfg.valuesByGroup);
-                    message = "services.kanidm.provision.systems.oauth2.${oauth2}.claimMaps.${claim} does not specify any values for any group";
-                  }
-                  # Public clients cannot define a basic secret
-                  {
-                    assertion =
-                      (cfg.provision.enable && cfg.enableServer && oauth2Cfg.public) -> oauth2Cfg.basicSecretFile == null;
-                    message = "services.kanidm.provision.systems.oauth2.${oauth2} is a public client and thus cannot specify a basic secret";
-                  }
-                  # Public clients cannot disable PKCE
-                  {
-                    assertion =
-                      (cfg.provision.enable && cfg.enableServer && oauth2Cfg.public)
-                      -> !oauth2Cfg.allowInsecureClientDisablePkce;
-                    message = "services.kanidm.provision.systems.oauth2.${oauth2} is a public client and thus cannot disable PKCE";
-                  }
-                  # Non-public clients cannot enable localhost redirects
-                  {
-                    assertion =
-                      (cfg.provision.enable && cfg.enableServer && !oauth2Cfg.public)
-                      -> !oauth2Cfg.enableLocalhostRedirects;
-                    message = "services.kanidm.provision.systems.oauth2.${oauth2} is a non-public client and thus cannot enable localhost redirects";
-                  }
-                ]
-              )
+          [
+            (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.scopeMaps" (
+              attrNames oauth2Cfg.scopeMaps
+            ))
+            (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.supplementaryScopeMaps" (
+              attrNames oauth2Cfg.supplementaryScopeMaps
+            ))
+          ]
+          ++ concatLists (
+            flip mapAttrsToList oauth2Cfg.claimMaps (
+              claim: claimCfg: [
+                (assertGroupsKnown "services.kanidm.provision.systems.oauth2.${oauth2}.claimMaps.${claim}.valuesByGroup" (
+                  attrNames claimCfg.valuesByGroup
+                ))
+                # At least one group must map to a value in each claim map
+                {
+                  assertion =
+                    (cfg.provision.enable && cfg.enableServer)
+                    -> any (xs: xs != [ ]) (attrValues claimCfg.valuesByGroup);
+                  message = "services.kanidm.provision.systems.oauth2.${oauth2}.claimMaps.${claim} does not specify any values for any group";
+                }
+                # Public clients cannot define a basic secret
+                {
+                  assertion =
+                    (cfg.provision.enable && cfg.enableServer && oauth2Cfg.public) -> oauth2Cfg.basicSecretFile == null;
+                  message = "services.kanidm.provision.systems.oauth2.${oauth2} is a public client and thus cannot specify a basic secret";
+                }
+                # Public clients cannot disable PKCE
+                {
+                  assertion =
+                    (cfg.provision.enable && cfg.enableServer && oauth2Cfg.public)
+                    -> !oauth2Cfg.allowInsecureClientDisablePkce;
+                  message = "services.kanidm.provision.systems.oauth2.${oauth2} is a public client and thus cannot disable PKCE";
+                }
+                # Non-public clients cannot enable localhost redirects
+                {
+                  assertion =
+                    (cfg.provision.enable && cfg.enableServer && !oauth2Cfg.public)
+                    -> !oauth2Cfg.enableLocalhostRedirects;
+                  message = "services.kanidm.provision.systems.oauth2.${oauth2} is a non-public client and thus cannot enable localhost redirects";
+                }
+              ]
             )
+          )
         )
       );
 
diff --git a/configuration.nix b/configuration.nix
index 4fc9baa..8005c01 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -1,4 +1,9 @@
-{ config, pkgs, lib, ... }:
+{
+  config,
+  pkgs,
+  lib,
+  ...
+}:
 let
   redis-sp-api-srv-name = "sp-api";
   sp-print-api-token = pkgs.writeShellApplication {
@@ -76,7 +81,8 @@ in
     };
   };
 
-  services.do-agent.enable = if config.selfprivacy.server.provider == "DIGITALOCEAN" then true else false;
+  services.do-agent.enable =
+    if config.selfprivacy.server.provider == "DIGITALOCEAN" then true else false;
 
   boot.tmp.cleanOnBoot = true;
   networking = {
@@ -84,14 +90,31 @@ in
     domain = config.selfprivacy.domain;
     usePredictableInterfaceNames = false;
     firewall = {
-      allowedTCPPorts = [ 22 25 80 143 443 465 587 993 4443 8443 ];
-      allowedUDPPorts = [ 8443 10000 ];
+      allowedTCPPorts = [
+        22
+        25
+        80
+        143
+        443
+        465
+        587
+        993
+        4443
+        8443
+      ];
+      allowedUDPPorts = [
+        8443
+        10000
+      ];
       extraCommands = ''
         iptables --table nat --append POSTROUTING --out-interface eth0 -j MASQUERADE
         iptables --append FORWARD --in-interface vpn00 -j ACCEPT
       '';
     };
-    nameservers = [ "1.1.1.1" "1.0.0.1" ];
+    nameservers = [
+      "1.1.1.1"
+      "1.0.0.1"
+    ];
   };
   time.timeZone = config.selfprivacy.timezone;
   i18n.defaultLocale = "en_GB.UTF-8";
@@ -107,8 +130,15 @@ in
   };
   services.fail2ban.enable = true;
   programs.ssh = {
-    pubkeyAcceptedKeyTypes = [ "ssh-ed25519" "ssh-rsa" "ecdsa-sha2-nistp256" ];
-    hostKeyAlgorithms = [ "ssh-ed25519" "ssh-rsa" ];
+    pubkeyAcceptedKeyTypes = [
+      "ssh-ed25519"
+      "ssh-rsa"
+      "ecdsa-sha2-nistp256"
+    ];
+    hostKeyAlgorithms = [
+      "ssh-ed25519"
+      "ssh-rsa"
+    ];
   };
   environment.systemPackages = with pkgs; [
     git
@@ -124,9 +154,9 @@ in
     "R! /old-root"
     "d /etc/selfprivacy/dump 0700 0700 selfprivacy-api selfprivacy-api"
   ];
-  system.stateVersion =
-    lib.mkIf (config.selfprivacy.stateVersion != null)
-      config.selfprivacy.stateVersion;
+  system.stateVersion = lib.mkIf (
+    config.selfprivacy.stateVersion != null
+  ) config.selfprivacy.stateVersion;
   system.autoUpgrade = {
     enable = config.selfprivacy.autoUpgrade.enable;
     allowReboot = config.selfprivacy.autoUpgrade.allowReboot;
@@ -168,7 +198,11 @@ in
   };
   nix.settings = {
     sandbox = true;
-    experimental-features = [ "nix-command" "flakes" "repl-flake" ];
+    experimental-features = [
+      "nix-command"
+      "flakes"
+      "repl-flake"
+    ];
     # auto-optimise-store = true;
 
     # evaluation restrictions:
diff --git a/flake.nix b/flake.nix
index d18df25..786a668 100644
--- a/flake.nix
+++ b/flake.nix
@@ -2,148 +2,156 @@
   description = "SelfPrivacy NixOS configuration flake";
 
   inputs = {
-    nixpkgs.url = github:nixos/nixpkgs;
-    nixos-unstable.url = github:nixos/nixpkgs/nixos-unstable;
+    nixpkgs.url = "github:nixos/nixpkgs";
+    nixos-unstable.url = "github:nixos/nixpkgs/nixos-unstable";
 
-    selfprivacy-api.url =
-      git+https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git;
+    selfprivacy-api.url = "git+https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git";
     # make selfprivacy-api use the same shared nixpkgs
     selfprivacy-api.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = { self, nixpkgs, nixos-unstable, selfprivacy-api }: {
-    nixosConfigurations-fun =
-      { hardware-configuration
-      , deployment
-      , userdata
-      , top-level-flake
-      , sp-modules
-      }:
-      {
-        default = nixpkgs.lib.nixosSystem {
-          modules = [
-            hardware-configuration
-            deployment
-            ./configuration.nix
-            ./auth/auth.nix
-            {
-              nixpkgs.overlays = [
-                (
-                  _final: prev:
-                    {
+  outputs =
+    {
+      self,
+      nixpkgs,
+      nixos-unstable,
+      selfprivacy-api,
+    }:
+    {
+      nixosConfigurations-fun =
+        {
+          hardware-configuration,
+          deployment,
+          userdata,
+          top-level-flake,
+          sp-modules,
+        }:
+        {
+          default = nixpkgs.lib.nixosSystem {
+            modules =
+              [
+                hardware-configuration
+                deployment
+                ./configuration.nix
+                ./auth/auth.nix
+                {
+                  nixpkgs.overlays = [
+                    (_final: prev: {
                       inherit (nixos-unstable.legacyPackages.${prev.system})
                         kanidm
                         kanidm-provision
                         ;
-                    }
+                    })
+                  ];
+                  disabledModules = [ "services/security/kanidm.nix" ];
+                  imports = [ ./auth/kanidm.nix ];
+                }
+                selfprivacy-api.nixosModules.default
+                (
+                  { pkgs, lib, ... }:
+                  {
+                    environment.etc =
+                      (lib.attrsets.mapAttrs' (name: sp-module: {
+                        name = "sp-modules/${name}";
+                        value.text = import ./lib/meta.nix { inherit pkgs sp-module; };
+                      }) sp-modules)
+                      // {
+                        suggested-sp-modules.text = builtins.toJSON (builtins.attrNames (builtins.readDir ./sp-modules));
+                      };
+                  }
                 )
-              ];
-              disabledModules = [ "services/security/kanidm.nix" ];
-              imports = [ ./auth/kanidm.nix ];
-            }
-            selfprivacy-api.nixosModules.default
-            ({ pkgs, lib, ... }: {
-              environment.etc = (lib.attrsets.mapAttrs'
-                (name: sp-module: {
-                  name = "sp-modules/${name}";
-                  value.text = import ./lib/meta.nix { inherit pkgs sp-module; };
-                })
-                sp-modules) // {
-                suggested-sp-modules.text = builtins.toJSON (builtins.attrNames (builtins.readDir ./sp-modules));
-              };
-            })
-            (
-              let
-                deepFilter = ref: attrset:
-                  builtins.foldl'
-                    (acc: key:
-                      if builtins.hasAttr key ref then
-                        let
-                          value = attrset.${key};
-                          refValue = ref.${key};
-                        in
-                        acc // {
-                          ${key} =
-                            if builtins.isAttrs value && builtins.isAttrs refValue then
-                              deepFilter refValue value
-                            else
-                              value;
-                        }
-                      else
-                        acc
-                    )
-                    { }
-                    (builtins.attrNames attrset);
-              in
-              { options, ... }: {
-                # pass userdata (parsed from JSON) options to selfprivacy module
-                selfprivacy = deepFilter options.selfprivacy userdata;
+                (
+                  let
+                    deepFilter =
+                      ref: attrset:
+                      builtins.foldl' (
+                        acc: key:
+                        if builtins.hasAttr key ref then
+                          let
+                            value = attrset.${key};
+                            refValue = ref.${key};
+                          in
+                          acc
+                          // {
+                            ${key} =
+                              if builtins.isAttrs value && builtins.isAttrs refValue then deepFilter refValue value else value;
+                          }
+                        else
+                          acc
+                      ) { } (builtins.attrNames attrset);
+                  in
+                  { options, ... }:
+                  {
+                    # pass userdata (parsed from JSON) options to selfprivacy module
+                    selfprivacy = deepFilter options.selfprivacy userdata;
 
-                # embed top-level flake source folder into the build
-                environment.etc."selfprivacy/nixos-config-source".source =
-                  top-level-flake;
+                    # embed top-level flake source folder into the build
+                    environment.etc."selfprivacy/nixos-config-source".source = top-level-flake;
 
-                # for running "nix search nixpkgs", "nix shell nixpkgs#PKG... etc
-                nix.registry.nixpkgs.flake = nixpkgs;
+                    # for running "nix search nixpkgs", "nix shell nixpkgs#PKG... etc
+                    nix.registry.nixpkgs.flake = nixpkgs;
 
-                # embed commit sha1 for `nixos-version --configuration-revision`
-                system.configurationRevision = self.rev
-                  or "@${self.lastModifiedDate}"; # for development
-                # TODO assertion to forbid dirty builds caused by top-level-flake
+                    # embed commit sha1 for `nixos-version --configuration-revision`
+                    system.configurationRevision = self.rev or "@${self.lastModifiedDate}"; # for development
+                    # TODO assertion to forbid dirty builds caused by top-level-flake
 
-                # reset contents of /etc/nixos to match running NixOS generation
-                system.activationScripts.selfprivacy-nixos-config-source = ''
-                  rm -rf /etc/nixos/{*,.[!.]*}
-                  cp -r --no-preserve=all ${top-level-flake}/ -T /etc/nixos/
-                '';
-              }
-            )
-          ]
-          ++
-          # add SP modules, but constrain available config attributes for each
-          # (TODO revise evaluation performance of the code below)
-          nixpkgs.lib.attrsets.mapAttrsToList
-            (name: sp-module: args@{ config, pkgs, ... }:
-              let
-                lib = nixpkgs.lib;
-                configPathsNeeded = sp-module.configPathsNeeded or
-                  (abort "allowed config paths not set for module \"${name}\"");
-                constrainConfigArgs = args'@{ pkgs, ... }: args' // {
-                  config =
-                    # TODO use lib.attrsets.mergeAttrsList from nixpkgs 23.05
-                    (builtins.foldl' lib.attrsets.recursiveUpdate { }
-                      (map
-                        (p: lib.attrsets.setAttrByPath p
-                          (lib.attrsets.getAttrFromPath p config))
-                        configPathsNeeded
-                      )
-                    );
-                };
-                constrainImportsArgsRecursive = lib.attrsets.mapAttrsRecursive
-                  (p: v:
+                    # reset contents of /etc/nixos to match running NixOS generation
+                    system.activationScripts.selfprivacy-nixos-config-source = ''
+                      rm -rf /etc/nixos/{*,.[!.]*}
+                      cp -r --no-preserve=all ${top-level-flake}/ -T /etc/nixos/
+                    '';
+                  }
+                )
+              ]
+              ++
+              # add SP modules, but constrain available config attributes for each
+              # (TODO revise evaluation performance of the code below)
+              nixpkgs.lib.attrsets.mapAttrsToList (
+                name: sp-module:
+                args@{ config, pkgs, ... }:
+                let
+                  lib = nixpkgs.lib;
+                  configPathsNeeded =
+                    sp-module.configPathsNeeded or (abort "allowed config paths not set for module \"${name}\"");
+                  constrainConfigArgs =
+                    args'@{ pkgs, ... }:
+                    args'
+                    // {
+                      config =
+                        # TODO use lib.attrsets.mergeAttrsList from nixpkgs 23.05
+                        (
+                          builtins.foldl' lib.attrsets.recursiveUpdate { } (
+                            map (p: lib.attrsets.setAttrByPath p (lib.attrsets.getAttrFromPath p config)) configPathsNeeded
+                          )
+                        );
+                    };
+                  constrainImportsArgsRecursive = lib.attrsets.mapAttrsRecursive (
+                    p: v:
                     # TODO traverse only imports and imports of imports, etc
                     # without traversing all attributes
-                    if lib.lists.last p == "imports"
-                    then
-                      map
-                        (m:
-                          (args'@{ pkgs, ... }: constrainImportsArgsRecursive
-                            (if builtins.isPath m
-                            then import m (constrainConfigArgs args')
+                    if lib.lists.last p == "imports" then
+                      map (
+                        m:
+                        (
+                          args'@{ pkgs, ... }:
+                          constrainImportsArgsRecursive (
+                            if builtins.isPath m then
+                              import m (constrainConfigArgs args')
+                            else if builtins.isFunction m then
+                              m (constrainConfigArgs args')
                             else
-                              if builtins.isFunction m
-                              then m (constrainConfigArgs args')
-                              else m))
+                              m
+                          )
                         )
-                        v
-                    else v);
-              in
-              constrainImportsArgsRecursive
-                (sp-module.nixosModules.default (constrainConfigArgs args))
-            )
-            sp-modules;
+                      ) v
+                    else
+                      v
+                  );
+                in
+                constrainImportsArgsRecursive (sp-module.nixosModules.default (constrainConfigArgs args))
+              ) sp-modules;
+          };
         };
-      };
-    formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.nixpkgs-fmt;
-  };
+      formatter.x86_64-linux = nixpkgs.legacyPackages.x86_64-linux.nixpkgs-fmt;
+    };
 }
diff --git a/letsencrypt/acme.nix b/letsencrypt/acme.nix
index 8012bf8..35c5398 100644
--- a/letsencrypt/acme.nix
+++ b/letsencrypt/acme.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   cfg = config.selfprivacy;
   dnsCredentialsTemplates = {
@@ -27,7 +32,11 @@ in
     acceptTerms = true;
     defaults = {
       email = "${cfg.username}@${cfg.domain}";
-      server = if cfg.dns.useStagingACME then "https://acme-staging-v02.api.letsencrypt.org/directory" else "https://acme-v02.api.letsencrypt.org/directory";
+      server =
+        if cfg.dns.useStagingACME then
+          "https://acme-staging-v02.api.letsencrypt.org/directory"
+        else
+          "https://acme-v02.api.letsencrypt.org/directory";
       reloadServices = [ "nginx" ];
       dnsResolver = "8.8.8.8:53";
     };
@@ -38,7 +47,9 @@ in
         dnsProvider = lib.strings.toLower cfg.dns.provider;
         credentialsFile = acme-env-filepath;
         dnsPropagationCheck =
-          ! ((lib.elem cfg.dns.provider dnsPropagationCheckExceptions) || cfg.dns.forceDisableDnsPropagationCheck);
+          !(
+            (lib.elem cfg.dns.provider dnsPropagationCheckExceptions) || cfg.dns.forceDisableDnsPropagationCheck
+          );
       };
       "root-${cfg.domain}" = {
         domain = cfg.domain;
@@ -51,7 +62,10 @@ in
     before = [ "acme-${cfg.domain}.service" ];
     requiredBy = [ "acme-${cfg.domain}.service" ];
     serviceConfig.Type = "oneshot";
-    path = with pkgs; [ coreutils jq ];
+    path = with pkgs; [
+      coreutils
+      jq
+    ];
     script = ''
       set -o nounset
 
diff --git a/lib/meta.nix b/lib/meta.nix
index fcfc186..e22e78d 100644
--- a/lib/meta.nix
+++ b/lib/meta.nix
@@ -1,18 +1,28 @@
 { sp-module, pkgs }:
 let
   lib = pkgs.lib;
-  options = (pkgs.lib.evalModules { modules = [{ _module.check = false; } sp-module.nixosModules.default]; }).options;
+  options =
+    (pkgs.lib.evalModules {
+      modules = [
+        { _module.check = false; }
+        sp-module.nixosModules.default
+      ];
+    }).options;
   # Transform a Nix option to a JSON structure with metadata
-  optionToMeta = (name: option: {
-    name = name;
-    description = if builtins.hasAttr "description" option then option.description else null;
-    loc = option.loc;
-    meta = if builtins.hasAttr "meta" option then option.meta else null;
-    default = if builtins.hasAttr "default" option then option.default else null;
-  });
+  optionToMeta = (
+    name: option: {
+      name = name;
+      description = if builtins.hasAttr "description" option then option.description else null;
+      loc = option.loc;
+      meta = if builtins.hasAttr "meta" option then option.meta else null;
+      default = if builtins.hasAttr "default" option then option.default else null;
+    }
+  );
 in
 builtins.toJSON ({
   meta = if builtins.hasAttr "meta" sp-module then sp-module.meta { inherit lib; } else null;
   configPathsNeeded = sp-module.configPathsNeeded;
-  options = pkgs.lib.mapAttrs optionToMeta (builtins.head (lib.mapAttrsToList (name: value: value) options.selfprivacy.modules));
+  options = pkgs.lib.mapAttrs optionToMeta (
+    builtins.head (lib.mapAttrsToList (name: value: value) options.selfprivacy.modules)
+  );
 })
diff --git a/overlay.nix b/overlay.nix
index eb9b7a8..fc734f3 100644
--- a/overlay.nix
+++ b/overlay.nix
@@ -1,6 +1,4 @@
-system:
-_final: _prev:
-{
+system: _final: _prev: {
   # Here is a template to bring a specific package from a given nixpkgs commit:
   #   PACKAGE_NAME = (builtins.getFlake "github:nixos/nixpkgs/NIXPKGS_COMMIT_SHA1").legacyPackages.${system}.PACKAGE_NAME;
   # Substitute `PACKAGE_NAME` and `NIXPKGS_COMMIT_SHA1` accordingly.
diff --git a/postgresql/postgresql.nix b/postgresql/postgresql.nix
index e281d7f..df65a82 100644
--- a/postgresql/postgresql.nix
+++ b/postgresql/postgresql.nix
@@ -1,22 +1,34 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   sp = config.selfprivacy;
   pleroma_location =
-    if lib.attrsets.hasAttr "pleroma" sp.modules && lib.attrsets.hasAttr "location" sp.modules.pleroma
-    then sp.modules.pleroma.location
-    else null;
+    if
+      lib.attrsets.hasAttr "pleroma" sp.modules && lib.attrsets.hasAttr "location" sp.modules.pleroma
+    then
+      sp.modules.pleroma.location
+    else
+      null;
   postgres_location =
-    if lib.attrsets.hasAttr "postgresql" sp && lib.attrsets.hasAttr "location" sp.postgresql
-    then sp.postgresql.location
-    else null;
+    if lib.attrsets.hasAttr "postgresql" sp && lib.attrsets.hasAttr "location" sp.postgresql then
+      sp.postgresql.location
+    else
+      null;
   # Priority: postgresql > pleroma
   location = if postgres_location != null then postgres_location else pleroma_location;
   # Active if there is a location
   enable = location != null;
   pleroma_enabled =
-    if lib.attrsets.hasAttr "pleroma" sp.modules && lib.attrsets.hasAttr "enable" sp.modules.pleroma
-    then sp.modules.pleroma.enable
-    else false;
+    if
+      lib.attrsets.hasAttr "pleroma" sp.modules && lib.attrsets.hasAttr "enable" sp.modules.pleroma
+    then
+      sp.modules.pleroma.enable
+    else
+      false;
 in
 {
   imports = [
diff --git a/postgresql/upgrade12to16.nix b/postgresql/upgrade12to16.nix
index 9f53d16..72e5177 100644
--- a/postgresql/upgrade12to16.nix
+++ b/postgresql/upgrade12to16.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 
 let
   cfg = config.services.postgresqlUpgrade12to16;
@@ -62,72 +67,70 @@ in
 
         ExecStartPre =
           # Stop Pleroma only if pleromaEnabled is true
-          optional cfg.pleromaEnabled "${pkgs.writeShellScript "postgresql-upgrade12to16-pre.sh" ''
-            if [ -d "${cfg.dataDir12}" ] && [ ! -d "${cfg.dataDir16}" ]; then
-              ${pkgs.systemd}/bin/systemctl stop pleroma.service
-            fi
-            ''
-            }";
+          optional cfg.pleromaEnabled
+            "${pkgs.writeShellScript "postgresql-upgrade12to16-pre.sh" ''
+              if [ -d "${cfg.dataDir12}" ] && [ ! -d "${cfg.dataDir16}" ]; then
+                ${pkgs.systemd}/bin/systemctl stop pleroma.service
+              fi
+            ''}";
 
         ExecStart = "${pkgs.writeShellScript "postgresql-upgrade12to16.sh" ''
-            set -e
+          set -e
 
-            oldDataDir="${cfg.dataDir12}"
-            newDataDir="${cfg.dataDir16}"
+          oldDataDir="${cfg.dataDir12}"
+          newDataDir="${cfg.dataDir16}"
 
-            # Only upgrade if old data directory exists, and the new one doesn't yet
-            if [ -d "$oldDataDir" ] && [ ! -d "$newDataDir" ]; then
-              echo "Detected PostgreSQL 12 data directory at $oldDataDir"
-              echo "Upgrading to PostgreSQL 16 data directory at $newDataDir"
+          # Only upgrade if old data directory exists, and the new one doesn't yet
+          if [ -d "$oldDataDir" ] && [ ! -d "$newDataDir" ]; then
+            echo "Detected PostgreSQL 12 data directory at $oldDataDir"
+            echo "Upgrading to PostgreSQL 16 data directory at $newDataDir"
 
-              # Stop the old PostgreSQL if it's running
-              if systemctl is-active --quiet postgresql.service; then
-                systemctl stop postgresql.service
-              fi
-
-              # Create the new data directory (if not already present)
-              mkdir -p "$newDataDir"
-              chown -R postgres:postgres "$(dirname "$newDataDir")"
-
-              # Create a temporary working directory
-              tempDir=$(mktemp -d)
-              chown -R postgres:postgres "$tempDir"
-              trap 'rm -rf "$tempDir"' EXIT
-
-              # Change to the temporary working directory
-              cd "$tempDir"
-
-              # Initialize the new PostgreSQL 16 data directory
-              ${pkgs.sudo}/bin/sudo -u postgres ${pkgs.postgresql_16.out}/bin/initdb -D "$newDataDir" -U postgres
-
-              # Run pg_upgrade as the postgres user
-              ${pkgs.sudo}/bin/sudo -u postgres ${pkgs.postgresql_16.out}/bin/pg_upgrade \
-                --old-datadir "$oldDataDir" \
-                --new-datadir "$newDataDir" \
-                --old-bindir ${pkgs.postgresql_12.out}/bin \
-                --new-bindir ${pkgs.postgresql_16.out}/bin \
-                --jobs "$(nproc)" \
-                --link \
-                --verbose
-
-              touch "$newDataDir/.sp_migrated"
-
-              echo "PostgreSQL upgrade from 12 to 16 completed."
-            else
-              echo "No PostgreSQL 12 data directory detected or already upgraded. Skipping."
+            # Stop the old PostgreSQL if it's running
+            if systemctl is-active --quiet postgresql.service; then
+              systemctl stop postgresql.service
             fi
-          ''}";
+
+            # Create the new data directory (if not already present)
+            mkdir -p "$newDataDir"
+            chown -R postgres:postgres "$(dirname "$newDataDir")"
+
+            # Create a temporary working directory
+            tempDir=$(mktemp -d)
+            chown -R postgres:postgres "$tempDir"
+            trap 'rm -rf "$tempDir"' EXIT
+
+            # Change to the temporary working directory
+            cd "$tempDir"
+
+            # Initialize the new PostgreSQL 16 data directory
+            ${pkgs.sudo}/bin/sudo -u postgres ${pkgs.postgresql_16.out}/bin/initdb -D "$newDataDir" -U postgres
+
+            # Run pg_upgrade as the postgres user
+            ${pkgs.sudo}/bin/sudo -u postgres ${pkgs.postgresql_16.out}/bin/pg_upgrade \
+              --old-datadir "$oldDataDir" \
+              --new-datadir "$newDataDir" \
+              --old-bindir ${pkgs.postgresql_12.out}/bin \
+              --new-bindir ${pkgs.postgresql_16.out}/bin \
+              --jobs "$(nproc)" \
+              --link \
+              --verbose
+
+            touch "$newDataDir/.sp_migrated"
+
+            echo "PostgreSQL upgrade from 12 to 16 completed."
+          else
+            echo "No PostgreSQL 12 data directory detected or already upgraded. Skipping."
+          fi
+        ''}";
 
         # Start Pleroma only if pleromaEnabled is true
-        ExecStartPost =
-          optional cfg.pleromaEnabled "${pkgs.writeShellScript "postgresql-upgrade12to16-post.sh" ''
-            if test -e "${cfg.dataDir16}/.sp_migrated"; then
-              ${pkgs.systemd}/bin/systemctl start --no-block pleroma.service
+        ExecStartPost = optional cfg.pleromaEnabled "${pkgs.writeShellScript "postgresql-upgrade12to16-post.sh" ''
+          if test -e "${cfg.dataDir16}/.sp_migrated"; then
+            ${pkgs.systemd}/bin/systemctl start --no-block pleroma.service
 
-              rm -f "${cfg.dataDir16}/.sp_migrated"
-            fi
-            ''
-            }";
+            rm -f "${cfg.dataDir16}/.sp_migrated"
+          fi
+        ''}";
       };
     };
   };
diff --git a/sp-modules/bitwarden/cleanup-module.nix b/sp-modules/bitwarden/cleanup-module.nix
index d66785f..0e2b5cb 100644
--- a/sp-modules/bitwarden/cleanup-module.nix
+++ b/sp-modules/bitwarden/cleanup-module.nix
@@ -5,13 +5,8 @@ in
 # FIXME do we really want to delete passwords on module deactivation!?
 {
   config = lib.mkIf (!sp.modules.bitwarden.enable) {
-    system.activationScripts.bitwarden =
-      lib.trivial.warn
-        (
-          "bitwarden service is disabled, ${bitwarden-env} will be removed!"
-        )
-        ''
-          rm -f -v ${bitwarden-env}
-        '';
+    system.activationScripts.bitwarden = lib.trivial.warn ("bitwarden service is disabled, ${bitwarden-env} will be removed!") ''
+      rm -f -v ${bitwarden-env}
+    '';
   };
 }
diff --git a/sp-modules/bitwarden/common.nix b/sp-modules/bitwarden/common.nix
index 231bed3..1ede8c2 100644
--- a/sp-modules/bitwarden/common.nix
+++ b/sp-modules/bitwarden/common.nix
@@ -1,5 +1,4 @@
-config:
-{
+config: {
   sp = config.selfprivacy;
   bitwarden-env = "/var/lib/bitwarden/.env";
 }
diff --git a/sp-modules/bitwarden/flake.nix b/sp-modules/bitwarden/flake.nix
index 478df89..21e824b 100644
--- a/sp-modules/bitwarden/flake.nix
+++ b/sp-modules/bitwarden/flake.nix
@@ -1,34 +1,41 @@
 {
   description = "PoC SP module for Bitwarden password management solution";
 
-  outputs = { self }: {
-    nixosModules.default = _:
-      { imports = [ ./module.nix ./cleanup-module.nix ]; };
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "bitwarden";
-      name = "Bitwarden";
-      description = "Bitwarden is a password manager.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = false;
-      backupDescription = "Password database, encryption certificate and attachments.";
-      systemdServices = [
-        "vaultwarden.service"
-      ];
-      user = "vaultwarden";
-      folders = [
-        "/var/lib/bitwarden"
-        "/var/lib/bitwarden_rs"
-      ];
-      license = [
-        lib.licenses.agpl3Only
-      ];
-      homepage = "https://github.com/dani-garcia/vaultwarden";
-      sourcePage = "https://github.com/dani-garcia/vaultwarden";
-      supportLevel = "normal";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = _: {
+        imports = [
+          ./module.nix
+          ./cleanup-module.nix
+        ];
+      };
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "bitwarden";
+          name = "Bitwarden";
+          description = "Bitwarden is a password manager.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = false;
+          backupDescription = "Password database, encryption certificate and attachments.";
+          systemdServices = [
+            "vaultwarden.service"
+          ];
+          user = "vaultwarden";
+          folders = [
+            "/var/lib/bitwarden"
+            "/var/lib/bitwarden_rs"
+          ];
+          license = [
+            lib.licenses.agpl3Only
+          ];
+          homepage = "https://github.com/dani-garcia/vaultwarden";
+          sourcePage = "https://github.com/dani-garcia/vaultwarden";
+          supportLevel = "normal";
+        };
     };
-  };
 }
diff --git a/sp-modules/bitwarden/module.nix b/sp-modules/bitwarden/module.nix
index 5fa12ca..0e4b5df 100644
--- a/sp-modules/bitwarden/module.nix
+++ b/sp-modules/bitwarden/module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   secrets-filepath = "/etc/selfprivacy/secrets.json";
   backup-dir = "/var/lib/bitwarden/backup";
@@ -7,65 +12,77 @@ let
 in
 {
   options.selfprivacy.modules.bitwarden = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Vaultwarden";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Vaultwarden";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Vaultwarden location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Vaultwarden location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "password";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "password";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
-    signupsAllowed = (lib.mkOption {
-      default = true;
-      type = lib.types.bool;
-      description = "Allow new user signups";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 1;
+    signupsAllowed =
+      (lib.mkOption {
+        default = true;
+        type = lib.types.bool;
+        description = "Allow new user signups";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 1;
+        };
       };
-    };
-    sendsAllowed = (lib.mkOption {
-      default = true;
-      type = lib.types.bool;
-      description = "Allow users to use Bitwarden Send";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 2;
+    sendsAllowed =
+      (lib.mkOption {
+        default = true;
+        type = lib.types.bool;
+        description = "Allow users to use Bitwarden Send";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 2;
+        };
       };
-    };
-    emergencyAccessAllowed = (lib.mkOption {
-      default = true;
-      type = lib.types.bool;
-      description = "Allow users to enable Emergency Access";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 3;
+    emergencyAccessAllowed =
+      (lib.mkOption {
+        default = true;
+        type = lib.types.bool;
+        description = "Allow users to enable Emergency Access";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 3;
+        };
       };
-    };
   };
 
   config = lib.mkIf config.selfprivacy.modules.bitwarden.enable {
@@ -118,7 +135,10 @@ in
           before = [ "vaultwarden.service" ];
           requiredBy = [ "vaultwarden.service" ];
           serviceConfig.Type = "oneshot";
-          path = with pkgs; [ coreutils jq ];
+          path = with pkgs; [
+            coreutils
+            jq
+          ];
           script = ''
             set -o nounset
 
diff --git a/sp-modules/gitea/flake.nix b/sp-modules/gitea/flake.nix
index f18fa21..decde41 100644
--- a/sp-modules/gitea/flake.nix
+++ b/sp-modules/gitea/flake.nix
@@ -1,35 +1,38 @@
 {
   description = "PoC SP module for Gitea forge service";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "gitea";
-      name = "Forgejo";
-      description = "Forgejo is a Git forge.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = false;
-      backupDescription = "Git repositories, database and user data.";
-      systemdServices = [
-        "forgejo.service"
-      ];
-      folders = [
-        "/var/lib/gitea"
-      ];
-      license = [
-        lib.licenses.gpl3Plus
-      ];
-      homepage = "https://forgejo.org";
-      sourcePage = "https://codeberg.org/forgejo/forgejo";
-      supportLevel = "normal";
-      sso = {
-        userGroup = "sp.gitea.users";
-        adminGroup = "sp.gitea.admins";
-      };
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "gitea";
+          name = "Forgejo";
+          description = "Forgejo is a Git forge.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = false;
+          backupDescription = "Git repositories, database and user data.";
+          systemdServices = [
+            "forgejo.service"
+          ];
+          folders = [
+            "/var/lib/gitea"
+          ];
+          license = [
+            lib.licenses.gpl3Plus
+          ];
+          homepage = "https://forgejo.org";
+          sourcePage = "https://codeberg.org/forgejo/forgejo";
+          supportLevel = "normal";
+          sso = {
+            userGroup = "sp.gitea.users";
+            adminGroup = "sp.gitea.admins";
+          };
+        };
     };
-  };
 }
diff --git a/sp-modules/gitea/module.nix b/sp-modules/gitea/module.nix
index 969ba47..0bf2d24 100644
--- a/sp-modules/gitea/module.nix
+++ b/sp-modules/gitea/module.nix
@@ -1,10 +1,12 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   sp = config.selfprivacy;
-  stateDir =
-    if sp.useBinds
-    then "/volumes/${cfg.location}/gitea"
-    else "/var/lib/gitea";
+  stateDir = if sp.useBinds then "/volumes/${cfg.location}/gitea" else "/var/lib/gitea";
   cfg = sp.modules.gitea;
   themes = [
     "forgejo-auto"
@@ -18,8 +20,7 @@ let
   oauthClientID = "forgejo";
   auth-passthru = config.selfprivacy.passthru.auth;
   oauth2-provider-name = auth-passthru.oauth2-provider-name;
-  redirect-uri =
-    "https://${cfg.subdomain}.${sp.domain}/user/oauth2/${oauth2-provider-name}/callback";
+  redirect-uri = "https://${cfg.subdomain}.${sp.domain}/user/oauth2/${oauth2-provider-name}/callback";
   oauthDiscoveryURL = auth-passthru.oauth2-discovery-url oauthClientID;
 
   # SelfPrivacy uses SP Module ID to identify the group!
@@ -30,381 +31,401 @@ let
   linuxGroupOfService = "gitea";
   forgejoPackage = pkgs.forgejo;
 
-  serviceAccountTokenFP =
-    auth-passthru.mkServiceAccountTokenFP linuxGroupOfService;
-  oauthClientSecretFP =
-    auth-passthru.mkOAuth2ClientSecretFP linuxGroupOfService;
+  serviceAccountTokenFP = auth-passthru.mkServiceAccountTokenFP linuxGroupOfService;
+  oauthClientSecretFP = auth-passthru.mkOAuth2ClientSecretFP linuxGroupOfService;
 in
 {
   options.selfprivacy.modules.gitea = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Forgejo";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Forgejo";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Forgejo location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Forgejo location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "git";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "git";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
-    appName = (lib.mkOption {
-      default = "SelfPrivacy git Service";
-      type = lib.types.str;
-      description = "The name displayed in the web interface";
-    }) // {
-      meta = {
-        type = "string";
-        weight = 1;
+    appName =
+      (lib.mkOption {
+        default = "SelfPrivacy git Service";
+        type = lib.types.str;
+        description = "The name displayed in the web interface";
+      })
+      // {
+        meta = {
+          type = "string";
+          weight = 1;
+        };
       };
-    };
-    enableLfs = (lib.mkOption {
-      default = true;
-      type = lib.types.bool;
-      description = "Enable Git LFS";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 2;
+    enableLfs =
+      (lib.mkOption {
+        default = true;
+        type = lib.types.bool;
+        description = "Enable Git LFS";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 2;
+        };
       };
-    };
-    forcePrivate = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Force all new repositories to be private";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 3;
+    forcePrivate =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Force all new repositories to be private";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 3;
+        };
       };
-    };
-    disableRegistration = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Disable registration of new users";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 4;
+    disableRegistration =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Disable registration of new users";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 4;
+        };
       };
-    };
-    requireSigninView = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Force users to log in to view any page";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 5;
+    requireSigninView =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Force users to log in to view any page";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 5;
+        };
       };
-    };
-    defaultTheme = (lib.mkOption {
-      default = "forgejo-auto";
-      type = lib.types.enum themes;
-      description = "Default theme";
-    }) // {
-      meta = {
-        type = "enum";
-        options = themes;
-        weight = 6;
+    defaultTheme =
+      (lib.mkOption {
+        default = "forgejo-auto";
+        type = lib.types.enum themes;
+        description = "Default theme";
+      })
+      // {
+        meta = {
+          type = "enum";
+          options = themes;
+          weight = 6;
+        };
       };
-    };
-    enableSso = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Single Sign-On";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 7;
+    enableSso =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Single Sign-On";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 7;
+        };
       };
-    };
-    debug = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable debug logging";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 8;
+    debug =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable debug logging";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 8;
+        };
       };
-    };
   };
 
-  config = lib.mkIf cfg.enable (lib.mkMerge [
-    {
-      assertions = [
-        {
-          assertion = cfg.enableSso -> sp.sso.enable;
-          message =
-            "SSO cannot be enabled for Forgejo when SSO is disabled globally.";
-        }
-      ];
-      fileSystems = lib.mkIf sp.useBinds {
-        "/var/lib/gitea" = {
-          device = "/volumes/${cfg.location}/gitea";
-          options = [ "bind" ];
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      {
+        assertions = [
+          {
+            assertion = cfg.enableSso -> sp.sso.enable;
+            message = "SSO cannot be enabled for Forgejo when SSO is disabled globally.";
+          }
+        ];
+        fileSystems = lib.mkIf sp.useBinds {
+          "/var/lib/gitea" = {
+            device = "/volumes/${cfg.location}/gitea";
+            options = [ "bind" ];
+          };
         };
-      };
-      services.gitea.enable = false;
-      services.forgejo = {
-        enable = true;
-        package = forgejoPackage;
-        inherit stateDir;
-        user = linuxUserOfService;
-        group = linuxGroupOfService;
-        database = {
-          type = "sqlite3";
-          host = "127.0.0.1";
-          name = "gitea";
+        services.gitea.enable = false;
+        services.forgejo = {
+          enable = true;
+          package = forgejoPackage;
+          inherit stateDir;
           user = linuxUserOfService;
-          path = "${stateDir}/data/gitea.db";
-          createDatabase = true;
+          group = linuxGroupOfService;
+          database = {
+            type = "sqlite3";
+            host = "127.0.0.1";
+            name = "gitea";
+            user = linuxUserOfService;
+            path = "${stateDir}/data/gitea.db";
+            createDatabase = true;
+          };
+          # ssh = {
+          #   enable = true;
+          #   clonePort = 22;
+          # };
+          lfs = {
+            enable = cfg.enableLfs;
+            contentDir = "${stateDir}/lfs";
+          };
+          repositoryRoot = "${stateDir}/repositories";
+          #      cookieSecure = true;
+          settings = {
+            DEFAULT = {
+              APP_NAME = "${cfg.appName}";
+            };
+            server = {
+              DOMAIN = "${cfg.subdomain}.${sp.domain}";
+              ROOT_URL = "https://${cfg.subdomain}.${sp.domain}/";
+              HTTP_ADDR = "0.0.0.0";
+              HTTP_PORT = 3000;
+            };
+            mailer = {
+              ENABLED = false;
+            };
+            ui = {
+              DEFAULT_THEME = cfg.defaultTheme;
+              SHOW_USER_EMAIL = false;
+            };
+            picture = {
+              DISABLE_GRAVATAR = true;
+            };
+            admin = {
+              ENABLE_KANBAN_BOARD = true;
+            };
+            repository = {
+              FORCE_PRIVATE = cfg.forcePrivate;
+            };
+            session = {
+              COOKIE_SECURE = true;
+            };
+            log = {
+              ROOT_PATH = "${stateDir}/log";
+              LEVEL = if cfg.debug then "Warn" else "Trace";
+            };
+            service = {
+              DISABLE_REGISTRATION = cfg.disableRegistration;
+              REQUIRE_SIGNIN_VIEW = cfg.requireSigninView;
+            };
+          };
         };
-        # ssh = {
-        #   enable = true;
-        #   clonePort = 22;
-        # };
-        lfs = {
-          enable = cfg.enableLfs;
-          contentDir = "${stateDir}/lfs";
+
+        users.users.gitea = {
+          home = "${stateDir}";
+          useDefaultShell = true;
+          group = linuxGroupOfService;
+          isSystemUser = true;
         };
-        repositoryRoot = "${stateDir}/repositories";
-        #      cookieSecure = true;
-        settings = {
-          DEFAULT = {
-            APP_NAME = "${cfg.appName}";
+        users.groups.${linuxGroupOfService} = { };
+        services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
+          useACMEHost = sp.domain;
+          forceSSL = true;
+          extraConfig = ''
+            add_header Strict-Transport-Security $hsts_header;
+            #add_header Content-Security-Policy "script-src 'self'; object-src 'none'; base-uri 'none';" always;
+            add_header 'Referrer-Policy' 'origin-when-cross-origin';
+            add_header X-Frame-Options DENY;
+            add_header X-Content-Type-Options nosniff;
+            add_header X-XSS-Protection "1; mode=block";
+            proxy_cookie_path / "/; secure; HttpOnly; SameSite=strict";
+          '';
+          locations = {
+            "/" = {
+              proxyPass = "http://127.0.0.1:3000";
+            };
           };
-          server = {
-            DOMAIN = "${cfg.subdomain}.${sp.domain}";
-            ROOT_URL = "https://${cfg.subdomain}.${sp.domain}/";
-            HTTP_ADDR = "0.0.0.0";
-            HTTP_PORT = 3000;
+        };
+        systemd = {
+          services.forgejo = {
+            unitConfig.RequiresMountsFor = lib.mkIf sp.useBinds "/volumes/${cfg.location}/gitea";
+            serviceConfig = {
+              Slice = "gitea.slice";
+            };
           };
-          mailer = {
-            ENABLED = false;
-          };
-          ui = {
-            DEFAULT_THEME = cfg.defaultTheme;
-            SHOW_USER_EMAIL = false;
-          };
-          picture = {
-            DISABLE_GRAVATAR = true;
-          };
-          admin = {
-            ENABLE_KANBAN_BOARD = true;
-          };
-          repository = {
-            FORCE_PRIVATE = cfg.forcePrivate;
-          };
-          session = {
-            COOKIE_SECURE = true;
-          };
-          log = {
-            ROOT_PATH = "${stateDir}/log";
-            LEVEL = if cfg.debug then "Warn" else "Trace";
+          slices.gitea = {
+            description = "Forgejo service slice";
           };
+        };
+      }
+      # the following part is active only when enableSso = true
+      (lib.mkIf is-auth-enabled {
+        services.forgejo.settings = {
+          auth.DISABLE_LOGIN_FORM = true;
           service = {
             DISABLE_REGISTRATION = cfg.disableRegistration;
             REQUIRE_SIGNIN_VIEW = cfg.requireSigninView;
+            ALLOW_ONLY_EXTERNAL_REGISTRATION = true;
+            SHOW_REGISTRATION_BUTTON = false;
+            ENABLE_BASIC_AUTHENTICATION = false;
+          };
+
+          # disallow explore page and access to private repositories, but allow public
+          "service.explore".REQUIRE_SIGNIN_VIEW = true;
+
+          # TODO control via selfprivacy parameter
+          # "service.explore".DISABLE_USERS_PAGE = true;
+
+          oauth2_client = {
+            REDIRECT_URI = redirect-uri;
+            ACCOUNT_LINKING = "auto";
+            ENABLE_AUTO_REGISTRATION = true;
+            OPENID_CONNECT_SCOPES = "email openid profile";
+          };
+          # doesn't work if LDAP auth source is not active!
+          "cron.sync_external_users" = {
+            ENABLED = true;
+            RUN_AT_START = true;
+            NOTICE_ON_SUCCESS = true;
           };
         };
-      };
+        systemd.services.forgejo = {
+          preStart =
+            let
+              waitForURL = url: maxRetries: delaySec: ''
+                for ((i=1; i<=${toString maxRetries}; i++))
+                do
+                    if ${lib.getExe pkgs.curl} -X GET --silent --fail "${url}" > /dev/null
+                    then
+                        echo "${url} responds to GET HTTP request (attempt #$i)"
+                        break
+                    else
+                        echo "${url} does not respond to GET HTTP request (attempt #$i)"
+                        echo sleeping for ${toString delaySec} seconds
+                    fi
+                    sleep ${toString delaySec}
+                done
+                if [[ "$i" -gt "${toString maxRetries}" ]]
+                then
+                    echo "error, max attempts to access "${url}" have been used unsuccessfully!"
+                    exit 124
+                fi
+              '';
 
-      users.users.gitea = {
-        home = "${stateDir}";
-        useDefaultShell = true;
-        group = linuxGroupOfService;
-        isSystemUser = true;
-      };
-      users.groups.${linuxGroupOfService} = { };
-      services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
-        useACMEHost = sp.domain;
-        forceSSL = true;
-        extraConfig = ''
-          add_header Strict-Transport-Security $hsts_header;
-          #add_header Content-Security-Policy "script-src 'self'; object-src 'none'; base-uri 'none';" always;
-          add_header 'Referrer-Policy' 'origin-when-cross-origin';
-          add_header X-Frame-Options DENY;
-          add_header X-Content-Type-Options nosniff;
-          add_header X-XSS-Protection "1; mode=block";
-          proxy_cookie_path / "/; secure; HttpOnly; SameSite=strict";
-        '';
-        locations = {
-          "/" = {
-            proxyPass = "http://127.0.0.1:3000";
+              exe = lib.getExe config.services.forgejo.package;
+              # FIXME skip-tls-verify, bind-password
+              ldapConfigArgs = ''
+                --name LDAP \
+                --active \
+                --security-protocol LDAPS \
+                --skip-tls-verify \
+                --host '${auth-passthru.ldap-host}' \
+                --port '${toString auth-passthru.ldap-port}' \
+                --user-search-base '${auth-passthru.ldap-base-dn}' \
+                --user-filter '(&(class=person)(memberof=${usersGroup})(name=%s))' \
+                --admin-filter '(&(class=person)(memberof=${adminsGroup})' \
+                --username-attribute name \
+                --firstname-attribute name \
+                --surname-attribute displayname \
+                --email-attribute mail \
+                --public-ssh-key-attribute sshPublicKey \
+                --bind-dn 'dn=token' \
+                --bind-password "$(< ${serviceAccountTokenFP})" \
+                --synchronize-users
+              '';
+              oauthConfigArgs = ''
+                --name "${oauth2-provider-name}" \
+                --provider openidConnect \
+                --key forgejo \
+                --secret "$(< ${oauthClientSecretFP})" \
+                --group-claim-name groups \
+                --admin-group admins \
+                --auto-discover-url '${oauthDiscoveryURL}'
+              '';
+            in
+            lib.mkMerge [
+              (waitForURL oauthDiscoveryURL 10 10)
+              (lib.mkAfter ''
+                set -o xtrace
+
+                # Check if LDAP is already configured
+                ldap_line="$(${exe} admin auth list | grep LDAP | head -n 1)"
+
+                if [[ -n "$ldap_line" ]]; then
+                  # update ldap config
+                  id="$(echo "$ldap_line" | ${pkgs.gawk}/bin/awk '{print $1}')"
+                  ${exe} admin auth update-ldap --id "$id" ${ldapConfigArgs}
+                else
+                  # initially configure ldap
+                  ${exe} admin auth add-ldap ${ldapConfigArgs}
+                fi
+
+                oauth_line="$(${exe} admin auth list | grep "${oauth2-provider-name}" | head -n 1)"
+                if [[ -n "$oauth_line" ]]; then
+                  id="$(echo "$oauth_line" | ${pkgs.gawk}/bin/awk '{print $1}')"
+                  ${exe} admin auth update-oauth --id "$id" ${oauthConfigArgs}
+                else
+                  ${exe} admin auth add-oauth ${oauthConfigArgs}
+                fi
+              '')
+            ];
+        };
+
+        services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
+          extraConfig = lib.mkAfter ''
+            rewrite ^/user/login$ /user/oauth2/${oauth2-provider-name} last;
+            # FIXME is it needed?
+            proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+          '';
+        };
+
+        selfprivacy.auth.clients."${oauthClientID}" = {
+          inherit adminsGroup usersGroup;
+          imageFile = ./icon.svg;
+          displayName = "Forgejo";
+          subdomain = cfg.subdomain;
+          isTokenNeeded = true;
+          originLanding = "https://${cfg.subdomain}.${sp.domain}/user/login?redirect_to=%2f";
+          originUrl = redirect-uri;
+          clientSystemdUnits = [ "forgejo.service" ];
+          enablePkce = lib.versionAtLeast forgejoPackage.version "8.0";
+          linuxUserOfClient = linuxUserOfService;
+          linuxGroupOfClient = linuxGroupOfService;
+          claimMaps.groups = {
+            joinType = "array";
+            valuesByGroup.${adminsGroup} = [ "admins" ];
           };
         };
-      };
-      systemd = {
-        services.forgejo = {
-          unitConfig.RequiresMountsFor = lib.mkIf sp.useBinds "/volumes/${cfg.location}/gitea";
-          serviceConfig = {
-            Slice = "gitea.slice";
-          };
-        };
-        slices.gitea = {
-          description = "Forgejo service slice";
-        };
-      };
-    }
-    # the following part is active only when enableSso = true
-    (lib.mkIf is-auth-enabled {
-      services.forgejo.settings = {
-        auth.DISABLE_LOGIN_FORM = true;
-        service = {
-          DISABLE_REGISTRATION = cfg.disableRegistration;
-          REQUIRE_SIGNIN_VIEW = cfg.requireSigninView;
-          ALLOW_ONLY_EXTERNAL_REGISTRATION = true;
-          SHOW_REGISTRATION_BUTTON = false;
-          ENABLE_BASIC_AUTHENTICATION = false;
-        };
-
-        # disallow explore page and access to private repositories, but allow public
-        "service.explore".REQUIRE_SIGNIN_VIEW = true;
-
-        # TODO control via selfprivacy parameter
-        # "service.explore".DISABLE_USERS_PAGE = true;
-
-        oauth2_client = {
-          REDIRECT_URI = redirect-uri;
-          ACCOUNT_LINKING = "auto";
-          ENABLE_AUTO_REGISTRATION = true;
-          OPENID_CONNECT_SCOPES = "email openid profile";
-        };
-        # doesn't work if LDAP auth source is not active!
-        "cron.sync_external_users" = {
-          ENABLED = true;
-          RUN_AT_START = true;
-          NOTICE_ON_SUCCESS = true;
-        };
-      };
-      systemd.services.forgejo = {
-        preStart =
-          let
-            waitForURL = url: maxRetries: delaySec: ''
-              for ((i=1; i<=${toString maxRetries}; i++))
-              do
-                  if ${lib.getExe pkgs.curl} -X GET --silent --fail "${url}" > /dev/null
-                  then
-                      echo "${url} responds to GET HTTP request (attempt #$i)"
-                      break
-                  else
-                      echo "${url} does not respond to GET HTTP request (attempt #$i)"
-                      echo sleeping for ${toString delaySec} seconds
-                  fi
-                  sleep ${toString delaySec}
-              done
-              if [[ "$i" -gt "${toString maxRetries}" ]]
-              then
-                  echo "error, max attempts to access "${url}" have been used unsuccessfully!"
-                  exit 124
-              fi
-            '';
-
-            exe = lib.getExe config.services.forgejo.package;
-            # FIXME skip-tls-verify, bind-password
-            ldapConfigArgs = ''
-              --name LDAP \
-              --active \
-              --security-protocol LDAPS \
-              --skip-tls-verify \
-              --host '${auth-passthru.ldap-host}' \
-              --port '${toString auth-passthru.ldap-port}' \
-              --user-search-base '${auth-passthru.ldap-base-dn}' \
-              --user-filter '(&(class=person)(memberof=${usersGroup})(name=%s))' \
-              --admin-filter '(&(class=person)(memberof=${adminsGroup})' \
-              --username-attribute name \
-              --firstname-attribute name \
-              --surname-attribute displayname \
-              --email-attribute mail \
-              --public-ssh-key-attribute sshPublicKey \
-              --bind-dn 'dn=token' \
-              --bind-password "$(< ${serviceAccountTokenFP})" \
-              --synchronize-users
-            '';
-            oauthConfigArgs = ''
-              --name "${oauth2-provider-name}" \
-              --provider openidConnect \
-              --key forgejo \
-              --secret "$(< ${oauthClientSecretFP})" \
-              --group-claim-name groups \
-              --admin-group admins \
-              --auto-discover-url '${oauthDiscoveryURL}'
-            '';
-          in
-          lib.mkMerge [
-            (waitForURL oauthDiscoveryURL 10 10)
-            (lib.mkAfter ''
-              set -o xtrace
-
-              # Check if LDAP is already configured
-              ldap_line="$(${exe} admin auth list | grep LDAP | head -n 1)"
-
-              if [[ -n "$ldap_line" ]]; then
-                # update ldap config
-                id="$(echo "$ldap_line" | ${pkgs.gawk}/bin/awk '{print $1}')"
-                ${exe} admin auth update-ldap --id "$id" ${ldapConfigArgs}
-              else
-                # initially configure ldap
-                ${exe} admin auth add-ldap ${ldapConfigArgs}
-              fi
-
-              oauth_line="$(${exe} admin auth list | grep "${oauth2-provider-name}" | head -n 1)"
-              if [[ -n "$oauth_line" ]]; then
-                id="$(echo "$oauth_line" | ${pkgs.gawk}/bin/awk '{print $1}')"
-                ${exe} admin auth update-oauth --id "$id" ${oauthConfigArgs}
-              else
-                ${exe} admin auth add-oauth ${oauthConfigArgs}
-              fi
-            '')
-          ];
-      };
-
-      services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
-        extraConfig = lib.mkAfter ''
-          rewrite ^/user/login$ /user/oauth2/${oauth2-provider-name} last;
-          # FIXME is it needed?
-          proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        '';
-      };
-
-      selfprivacy.auth.clients."${oauthClientID}" = {
-        inherit adminsGroup usersGroup;
-        imageFile = ./icon.svg;
-        displayName = "Forgejo";
-        subdomain = cfg.subdomain;
-        isTokenNeeded = true;
-        originLanding =
-          "https://${cfg.subdomain}.${sp.domain}/user/login?redirect_to=%2f";
-        originUrl = redirect-uri;
-        clientSystemdUnits = [ "forgejo.service" ];
-        enablePkce = lib.versionAtLeast forgejoPackage.version "8.0";
-        linuxUserOfClient = linuxUserOfService;
-        linuxGroupOfClient = linuxGroupOfService;
-        claimMaps.groups = {
-          joinType = "array";
-          valuesByGroup.${adminsGroup} = [ "admins" ];
-        };
-      };
-    })
-  ]);
+      })
+    ]
+  );
 }
diff --git a/sp-modules/jitsi-meet/flake.nix b/sp-modules/jitsi-meet/flake.nix
index 3cdee32..d4c7d76 100644
--- a/sp-modules/jitsi-meet/flake.nix
+++ b/sp-modules/jitsi-meet/flake.nix
@@ -1,33 +1,36 @@
 {
   description = "PoC SP module for Jitsi Meet video conferences server";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "jitsi-meet";
-      name = "JitsiMeet";
-      description = "Jitsi Meet is a free and open-source video conferencing solution.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = false;
-      isRequired = false;
-      backupDescription = "Secrets that are used to encrypt the communication.";
-      systemdServices = [
-        "prosody.service"
-        "jitsi-videobridge2.service"
-        "jicofo.service"
-      ];
-      folders = [
-        "/var/lib/jitsi-meet"
-      ];
-      license = [
-        lib.licenses.asl20
-      ];
-      homepage = "https://jitsi.org/meet";
-      sourcePage = "https://github.com/jitsi/jitsi-meet";
-      supportLevel = "normal";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "jitsi-meet";
+          name = "JitsiMeet";
+          description = "Jitsi Meet is a free and open-source video conferencing solution.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = false;
+          isRequired = false;
+          backupDescription = "Secrets that are used to encrypt the communication.";
+          systemdServices = [
+            "prosody.service"
+            "jitsi-videobridge2.service"
+            "jicofo.service"
+          ];
+          folders = [
+            "/var/lib/jitsi-meet"
+          ];
+          license = [
+            lib.licenses.asl20
+          ];
+          homepage = "https://jitsi.org/meet";
+          sourcePage = "https://github.com/jitsi/jitsi-meet";
+          supportLevel = "normal";
+        };
     };
-  };
 }
diff --git a/sp-modules/jitsi-meet/module.nix b/sp-modules/jitsi-meet/module.nix
index 96c3ff6..6f9a5bb 100644
--- a/sp-modules/jitsi-meet/module.nix
+++ b/sp-modules/jitsi-meet/module.nix
@@ -5,37 +5,43 @@ let
 in
 {
   options.selfprivacy.modules.jitsi-meet = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable JitsiMeet";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable JitsiMeet";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "meet";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "meet";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
-    appName = (lib.mkOption {
-      default = "Jitsi Meet";
-      type = lib.types.str;
-      description = "The name displayed in the web interface";
-    }) // {
-      meta = {
-        type = "string";
-        weight = 1;
+    appName =
+      (lib.mkOption {
+        default = "Jitsi Meet";
+        type = lib.types.str;
+        description = "The name displayed in the web interface";
+      })
+      // {
+        meta = {
+          type = "string";
+          weight = 1;
+        };
       };
-    };
   };
 
   config = lib.mkIf cfg.enable {
@@ -43,7 +49,9 @@ in
       (_: prev: {
         # We disable E2E for clients below
         jitsi-meet = prev.jitsi-meet.overrideAttrs (old: {
-          meta = old.meta // { knownVulnerabilities = [ ]; };
+          meta = old.meta // {
+            knownVulnerabilities = [ ];
+          };
         });
       })
     ];
diff --git a/sp-modules/monitoring/flake.nix b/sp-modules/monitoring/flake.nix
index e71fa13..e4592a5 100644
--- a/sp-modules/monitoring/flake.nix
+++ b/sp-modules/monitoring/flake.nix
@@ -1,36 +1,39 @@
 {
   description = "PoC SP module for Prometheus-based monitoring";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "monitoring";
-      name = "Prometheus";
-      description = "Prometheus is used for resource monitoring and alerts.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = false;
-      isRequired = true;
-      canBeBackedUp = false;
-      backupDescription = "Backups are not available for Prometheus.";
-      systemdServices = [
-        "prometheus.service"
-      ];
-      ownedFolders = [
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
         {
-          path = "/var/lib/prometheus";
-          owner = "prometheus";
-          group = "prometheus";
-        }
-      ];
-      license = [
-        lib.licenses.asl20
-      ];
-      homepage = "https://prometheus.io/";
-      sourcePage = "https://prometheus.io/";
-      supportLevel = "normal";
+          spModuleSchemaVersion = 1;
+          id = "monitoring";
+          name = "Prometheus";
+          description = "Prometheus is used for resource monitoring and alerts.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = false;
+          isRequired = true;
+          canBeBackedUp = false;
+          backupDescription = "Backups are not available for Prometheus.";
+          systemdServices = [
+            "prometheus.service"
+          ];
+          ownedFolders = [
+            {
+              path = "/var/lib/prometheus";
+              owner = "prometheus";
+              group = "prometheus";
+            }
+          ];
+          license = [
+            lib.licenses.asl20
+          ];
+          homepage = "https://prometheus.io/";
+          sourcePage = "https://prometheus.io/";
+          supportLevel = "normal";
+        };
     };
-  };
 }
diff --git a/sp-modules/monitoring/module.nix b/sp-modules/monitoring/module.nix
index 9b2f92c..4db9b55 100644
--- a/sp-modules/monitoring/module.nix
+++ b/sp-modules/monitoring/module.nix
@@ -4,23 +4,27 @@ let
 in
 {
   options.selfprivacy.modules.monitoring = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable monitoring service";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable monitoring service";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Monitoring data location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Monitoring data location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
   };
   config = lib.mkIf cfg.enable {
     fileSystems = lib.mkIf config.selfprivacy.useBinds {
@@ -54,15 +58,19 @@ in
       scrapeConfigs = [
         {
           job_name = "node-exporter";
-          static_configs = [{
-            targets = [ "127.0.0.1:9002" ];
-          }];
+          static_configs = [
+            {
+              targets = [ "127.0.0.1:9002" ];
+            }
+          ];
         }
         {
           job_name = "cadvisor";
-          static_configs = [{
-            targets = [ "127.0.0.1:9003" ];
-          }];
+          static_configs = [
+            {
+              targets = [ "127.0.0.1:9003" ];
+            }
+          ];
         }
       ];
     };
diff --git a/sp-modules/mumble/flake.nix b/sp-modules/mumble/flake.nix
index 6512648..17d8dbc 100644
--- a/sp-modules/mumble/flake.nix
+++ b/sp-modules/mumble/flake.nix
@@ -1,35 +1,38 @@
 {
   description = "PoC SP module for Mumble conferences server";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "mumble";
-      name = "Mumble";
-      description = "Open Source, Low Latency, High Quality Voice Chat.";
-      svgIcon = builtins.readFile ./icon.svg;
-      showUrl = false;
-      isMovable = true;
-      isRequired = false;
-      canBeBackedUp = true;
-      backupDescription = "Mumble server data.";
-      systemdServices = [
-        "murmur.service"
-      ];
-      user = "murmur";
-      group = "murmur";
-      folders = [
-        "/var/lib/murmur"
-      ];
-      license = [
-        lib.licenses.bsd3
-      ];
-      homepage = "https://www.mumble.info";
-      sourcePage = "https://github.com/mumble-voip/mumble";
-      supportLevel = "normal";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "mumble";
+          name = "Mumble";
+          description = "Open Source, Low Latency, High Quality Voice Chat.";
+          svgIcon = builtins.readFile ./icon.svg;
+          showUrl = false;
+          isMovable = true;
+          isRequired = false;
+          canBeBackedUp = true;
+          backupDescription = "Mumble server data.";
+          systemdServices = [
+            "murmur.service"
+          ];
+          user = "murmur";
+          group = "murmur";
+          folders = [
+            "/var/lib/murmur"
+          ];
+          license = [
+            lib.licenses.bsd3
+          ];
+          homepage = "https://www.mumble.info";
+          sourcePage = "https://github.com/mumble-voip/mumble";
+          supportLevel = "normal";
+        };
     };
-  };
 }
diff --git a/sp-modules/mumble/module.nix b/sp-modules/mumble/module.nix
index 0e744b9..e7eb8ef 100644
--- a/sp-modules/mumble/module.nix
+++ b/sp-modules/mumble/module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   domain = config.selfprivacy.domain;
   sp = config.selfprivacy;
@@ -6,55 +11,65 @@ let
 in
 {
   options.selfprivacy.modules.mumble = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Mumble";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Mumble";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "mumble";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "mumble";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    appName = (lib.mkOption {
-      default = "SelfPrivacy Mumble Service";
-      type = lib.types.str;
-      description = "The name of your Mumble server";
-    }) // {
-      meta = {
-        type = "string";
-        weight = 1;
+    appName =
+      (lib.mkOption {
+        default = "SelfPrivacy Mumble Service";
+        type = lib.types.str;
+        description = "The name of your Mumble server";
+      })
+      // {
+        meta = {
+          type = "string";
+          weight = 1;
+        };
       };
-    };
-    welcomeText = (lib.mkOption {
-      default = "Welcome to my Mumble server!";
-      type = lib.types.str;
-      description = "Welcome message";
-    }) // {
-      meta = {
-        type = "string";
-        weight = 2;
+    welcomeText =
+      (lib.mkOption {
+        default = "Welcome to my Mumble server!";
+        type = lib.types.str;
+        description = "Welcome message";
+      })
+      // {
+        meta = {
+          type = "string";
+          weight = 2;
+        };
       };
-    };
   };
 
   config = lib.mkIf cfg.enable {
@@ -79,7 +94,9 @@ in
     };
     systemd = {
       services = {
-        murmur = { serviceConfig.Slice = "mumble.slice"; };
+        murmur = {
+          serviceConfig.Slice = "mumble.slice";
+        };
         murmur-ensure-folder-ownership = {
           description = "Ensure murmur folder ownership";
           before = [ "murmur.service" ];
diff --git a/sp-modules/nextcloud/cleanup-module.nix b/sp-modules/nextcloud/cleanup-module.nix
index 0b3b3ae..b146ee5 100644
--- a/sp-modules/nextcloud/cleanup-module.nix
+++ b/sp-modules/nextcloud/cleanup-module.nix
@@ -13,8 +13,8 @@ in
     system.activationScripts.nextcloudSecrets =
       lib.trivial.warn
         (
-          "nextcloud service is disabled, " +
-          "${override-config-fp}, ${db-pass-filepath} and ${admin-pass-filepath} will be removed!"
+          "nextcloud service is disabled, "
+          + "${override-config-fp}, ${db-pass-filepath} and ${admin-pass-filepath} will be removed!"
         )
         ''
           rm -f -v ${db-pass-filepath}
diff --git a/sp-modules/nextcloud/common.nix b/sp-modules/nextcloud/common.nix
index 3fb4709..453ee18 100644
--- a/sp-modules/nextcloud/common.nix
+++ b/sp-modules/nextcloud/common.nix
@@ -1,6 +1,6 @@
 config: rec {
   sp = config.selfprivacy;
-  domain= sp.domain;
+  domain = sp.domain;
   secrets-filepath = "/etc/selfprivacy/secrets.json";
   db-pass-filepath = "/var/lib/nextcloud/db-pass";
   admin-pass-filepath = "/var/lib/nextcloud/admin-pass";
diff --git a/sp-modules/nextcloud/flake.nix b/sp-modules/nextcloud/flake.nix
index b6deec9..25083af 100644
--- a/sp-modules/nextcloud/flake.nix
+++ b/sp-modules/nextcloud/flake.nix
@@ -1,38 +1,45 @@
 {
   description = "PoC SP module for nextcloud";
 
-  outputs = { self }: {
-    nixosModules.default = _:
-      { imports = [ ./module.nix ./cleanup-module.nix ]; };
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "nextcloud";
-      name = "Nextcloud";
-      description = "Nextcloud is a cloud storage service that offers a web interface and a desktop client.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = false;
-      canBeBackedUp = true;
-      backupDescription = "All the files and other data stored in Nextcloud.";
-      systemdServices = [
-        "phpfpm-nextcloud.service"
-        "redis-nextcloud.service"
-      ];
-      folders = [
-        "/var/lib/nextcloud"
-      ];
-      license = [
-        lib.licenses.agpl3Plus
-      ];
-      homepage = "https://nextcloud.com/";
-      sourcePage = "https://github.com/nextcloud";
-      supportLevel = "normal";
-      sso = {
-        userGroup = "sp.nextcloud.users";
-        adminGroup = "sp.nextcloud.admins";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = _: {
+        imports = [
+          ./module.nix
+          ./cleanup-module.nix
+        ];
       };
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "nextcloud";
+          name = "Nextcloud";
+          description = "Nextcloud is a cloud storage service that offers a web interface and a desktop client.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = false;
+          canBeBackedUp = true;
+          backupDescription = "All the files and other data stored in Nextcloud.";
+          systemdServices = [
+            "phpfpm-nextcloud.service"
+            "redis-nextcloud.service"
+          ];
+          folders = [
+            "/var/lib/nextcloud"
+          ];
+          license = [
+            lib.licenses.agpl3Plus
+          ];
+          homepage = "https://nextcloud.com/";
+          sourcePage = "https://github.com/nextcloud";
+          supportLevel = "normal";
+          sso = {
+            userGroup = "sp.nextcloud.users";
+            adminGroup = "sp.nextcloud.admins";
+          };
+        };
     };
-  };
 }
diff --git a/sp-modules/nextcloud/module.nix b/sp-modules/nextcloud/module.nix
index 2ac3b1a..5a18968 100644
--- a/sp-modules/nextcloud/module.nix
+++ b/sp-modules/nextcloud/module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   inherit (import ./common.nix config)
     admin-pass-filepath
@@ -27,391 +32,417 @@ let
   usersGroup = "sp.${oauthClientID}.users";
   wildcardGroup = "sp.${oauthClientID}.*";
 
-  serviceAccountTokenFP =
-    auth-passthru.mkServiceAccountTokenFP linuxUserOfService;
-  oauthClientSecretFP =
-    auth-passthru.mkOAuth2ClientSecretFP linuxUserOfService;
+  serviceAccountTokenFP = auth-passthru.mkServiceAccountTokenFP linuxUserOfService;
+  oauthClientSecretFP = auth-passthru.mkOAuth2ClientSecretFP linuxUserOfService;
 
-  updater-page-substitute =
-    pkgs.runCommandNoCC "nextcloud-updater-page-substitute" { } ''
-      install -m644 ${./updater.html} -DT $out/index.html
-    '';
+  updater-page-substitute = pkgs.runCommandNoCC "nextcloud-updater-page-substitute" { } ''
+    install -m644 ${./updater.html} -DT $out/index.html
+  '';
 in
 {
   options.selfprivacy.modules.nextcloud = with lib; {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Nextcloud";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Nextcloud";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Nextcloud location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Nextcloud location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "cloud";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "cloud";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
-    enableImagemagick = (lib.mkOption {
-      type = types.bool;
-      default = true;
-      description = "Enable ImageMagick";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 1;
+    enableImagemagick =
+      (lib.mkOption {
+        type = types.bool;
+        default = true;
+        description = "Enable ImageMagick";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 1;
+        };
       };
-    };
-    enableSso = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Single Sign-On";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 2;
+    enableSso =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Single Sign-On";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 2;
+        };
       };
-    };
-    enableSambaFeatures = (lib.mkOption {
-      type = types.bool;
-      default = false;
-      description = "Enable support for Samba/CIFS features";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 3;
+    enableSambaFeatures =
+      (lib.mkOption {
+        type = types.bool;
+        default = false;
+        description = "Enable support for Samba/CIFS features";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 3;
+        };
       };
-    };
-    debug = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable debug logging";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 4;
+    debug =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable debug logging";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 4;
+        };
       };
-    };
-    disableMaintenanceModeAtStart = (lib.mkOption {
-      type = types.bool;
-      default = false;
-      description = "Disable maintenance mode at Nextcloud service startup";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 5;
+    disableMaintenanceModeAtStart =
+      (lib.mkOption {
+        type = types.bool;
+        default = false;
+        description = "Disable maintenance mode at Nextcloud service startup";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 5;
+        };
       };
-    };
   };
 
   # config = lib.mkIf sp.modules.nextcloud.enable
-  config = lib.mkIf sp.modules.nextcloud.enable (lib.mkMerge [
-    {
-      assertions = [
-        {
-          assertion = cfg.enableSso -> sp.sso.enable;
-          message =
-            "SSO cannot be enabled for Nextcloud when SSO is disabled globally.";
-        }
-      ];
-      fileSystems = lib.mkIf sp.useBinds {
-        "/var/lib/nextcloud" = {
-          device = "/volumes/${cfg.location}/nextcloud";
-          options = [
-            "bind"
-            "x-systemd.required-by=nextcloud-setup.service"
-            "x-systemd.required-by=nextcloud-secrets.service"
-            "x-systemd.before=nextcloud-setup.service"
-            "x-systemd.before=nextcloud-secrets.service"
-          ];
-        };
-      };
-
-      # for ExecStartPost script to have access to /run/keys/*
-      users.groups.keys.members =
-        lib.mkIf is-auth-enabled [ linuxUserOfService ];
-
-      # not needed, due to turnOffCertCheck=1 in used_ldap
-      # users.groups.${config.security.acme.certs.${domain}.group}.members =
-      #   [ config.services.phpfpm.pools.nextcloud.user ];
-
-      systemd = {
-        services = {
-          phpfpm-nextcloud.serviceConfig.Slice = lib.mkForce "nextcloud.slice";
-          nextcloud-setup = {
-            serviceConfig.Slice = "nextcloud.slice";
-            serviceConfig.Group = config.services.phpfpm.pools.nextcloud.group;
+  config = lib.mkIf sp.modules.nextcloud.enable (
+    lib.mkMerge [
+      {
+        assertions = [
+          {
+            assertion = cfg.enableSso -> sp.sso.enable;
+            message = "SSO cannot be enabled for Nextcloud when SSO is disabled globally.";
+          }
+        ];
+        fileSystems = lib.mkIf sp.useBinds {
+          "/var/lib/nextcloud" = {
+            device = "/volumes/${cfg.location}/nextcloud";
+            options = [
+              "bind"
+              "x-systemd.required-by=nextcloud-setup.service"
+              "x-systemd.required-by=nextcloud-secrets.service"
+              "x-systemd.before=nextcloud-setup.service"
+              "x-systemd.before=nextcloud-secrets.service"
+            ];
           };
-          nextcloud-cron.serviceConfig.Slice = "nextcloud.slice";
-          nextcloud-update-db.serviceConfig.Slice = "nextcloud.slice";
-          nextcloud-update-plugins.serviceConfig.Slice = "nextcloud.slice";
-          nextcloud-secrets = {
-            before = [ "nextcloud-setup.service" ];
-            requiredBy = [ "nextcloud-setup.service" ];
-            serviceConfig.Type = "oneshot";
-            path = with pkgs; [ coreutils jq ];
-            script = ''
-              databasePassword=$(jq -re '.modules.nextcloud.databasePassword' ${secrets-filepath})
-              adminPassword=$(jq -re '.modules.nextcloud.adminPassword' ${secrets-filepath})
+        };
 
-              install -C -m 0440 -o nextcloud -g nextcloud -DT \
-              <(printf "%s\n" "$databasePassword") \
-              ${db-pass-filepath}
+        # for ExecStartPost script to have access to /run/keys/*
+        users.groups.keys.members = lib.mkIf is-auth-enabled [ linuxUserOfService ];
 
-              install -C -m 0440 -o nextcloud -g nextcloud -DT \
-              <(printf "%s\n" "$adminPassword") \
-              ${admin-pass-filepath}
+        # not needed, due to turnOffCertCheck=1 in used_ldap
+        # users.groups.${config.security.acme.certs.${domain}.group}.members =
+        #   [ config.services.phpfpm.pools.nextcloud.user ];
+
+        systemd = {
+          services = {
+            phpfpm-nextcloud.serviceConfig.Slice = lib.mkForce "nextcloud.slice";
+            nextcloud-setup = {
+              serviceConfig.Slice = "nextcloud.slice";
+              serviceConfig.Group = config.services.phpfpm.pools.nextcloud.group;
+            };
+            nextcloud-cron.serviceConfig.Slice = "nextcloud.slice";
+            nextcloud-update-db.serviceConfig.Slice = "nextcloud.slice";
+            nextcloud-update-plugins.serviceConfig.Slice = "nextcloud.slice";
+            nextcloud-secrets = {
+              before = [ "nextcloud-setup.service" ];
+              requiredBy = [ "nextcloud-setup.service" ];
+              serviceConfig.Type = "oneshot";
+              path = with pkgs; [
+                coreutils
+                jq
+              ];
+              script = ''
+                databasePassword=$(jq -re '.modules.nextcloud.databasePassword' ${secrets-filepath})
+                adminPassword=$(jq -re '.modules.nextcloud.adminPassword' ${secrets-filepath})
+
+                install -C -m 0440 -o nextcloud -g nextcloud -DT \
+                <(printf "%s\n" "$databasePassword") \
+                ${db-pass-filepath}
+
+                install -C -m 0440 -o nextcloud -g nextcloud -DT \
+                <(printf "%s\n" "$adminPassword") \
+                ${admin-pass-filepath}
+              '';
+            };
+          };
+          slices.nextcloud = {
+            description = "Nextcloud service slice";
+          };
+        };
+        services.nextcloud = {
+          enable = true;
+          package = pkgs.nextcloud30;
+          inherit hostName;
+
+          # Use HTTPS for links
+          https = true;
+
+          # auto-update Nextcloud Apps
+          autoUpdateApps.enable = true;
+          # set what time makes sense for you
+          autoUpdateApps.startAt = "05:00:00";
+
+          phpOptions.display_errors = "Off";
+          phpOptions."opcache.interned_strings_buffer" = "32";
+
+          configureRedis = true;
+
+          settings =
+            {
+              # further forces Nextcloud to use HTTPS
+              overwriteprotocol = "https";
+            }
+            // lib.attrsets.optionalAttrs is-auth-enabled {
+              loglevel = 0;
+              # log_type = "file";
+              social_login_auto_redirect = false;
+
+              allow_local_remote_servers = true;
+              allow_user_to_change_display_name = false;
+              lost_password_link = "disabled";
+              allow_multiple_user_backends = false;
+
+              updatechecker = false; # nixpkgs handles updates for us, update via web ui will fail on nixos.
+
+              user_oidc = {
+                single_logout = true;
+                use_pkce = true;
+                auto_provision = true;
+                soft_auto_provision = true;
+                disable_account_creation = false;
+              };
+            };
+
+          config = {
+            dbtype = "sqlite";
+            dbuser = "nextcloud";
+            dbname = "nextcloud";
+            dbpassFile = db-pass-filepath;
+            # TODO review whether admin user is needed at all - admin group works
+            adminpassFile = admin-pass-filepath;
+            adminuser = "admin";
+          };
+        };
+        services.nginx.virtualHosts.${hostName} = {
+          useACMEHost = sp.domain;
+          forceSSL = true;
+          #locations."/".extraConfig = lib.mkIf is-auth-enabled ''
+          #  # FIXME does not work
+          #  rewrite ^/login$ /apps/user_oidc/login/1 last;
+          #'';
+          # show an error instead of a blank page on Nextcloud PHP/FastCGI error
+          locations."~ \\.php(?:$|/)".extraConfig = ''
+            error_page 500 502 503 504 ${pkgs.nginx}/html/50x.html;
+          '';
+          locations."^~ /updater/" = {
+            alias = updater-page-substitute + "/";
+            extraConfig = ''
+              error_page 410 /index.html;
+              # otherwise, nginx returns 405 for POST requests to static content
+              error_page 405 =200 $uri;
             '';
           };
         };
-        slices.nextcloud = {
-          description = "Nextcloud service slice";
+      }
+      # enables samba features when requested
+      (lib.mkIf cfg.enableSambaFeatures {
+        # only apply cifs-utils package to this module
+        services.phpfpm.pools.nextcloud.phpEnv.PATH =
+          lib.mkForce "${pkgs.samba}/bin:${pkgs.cifs-utils}/bin:/run/wrappers/bin:/nix/var/nix/profiles/default/bin:/run/current-system/sw/bin:/usr/bin:/bin";
+        systemd.services.nextcloud-cron.path = [
+          pkgs.samba
+          pkgs.cifs-utils
+        ];
+      })
+      # the following part is active only when "auth" module is enabled
+      (lib.mkIf is-auth-enabled {
+        systemd.services.nextcloud-setup = {
+          serviceConfig = {
+            Restart = "on-failure";
+            RestartSec = "60";
+          };
+          path = [ pkgs.jq ];
+          script = lib.mkMerge [
+            (lib.strings.optionalString cfg.disableMaintenanceModeAtStart (
+              lib.mkBefore "${occ} maintenance:mode --no-interaction --off"
+            ))
+            ''
+              set -o errexit
+              set -o nounset
+              ${lib.strings.optionalString cfg.debug "set -o xtrace"}
+
+              ${occ} app:disable logreader
+
+              ${occ} app:install user_ldap || :
+              ${occ} app:enable  user_ldap
+
+              # The following code tries to match an existing config or creates a new one.
+              # The criteria for matching is the ldapHost value.
+
+              # remove broken link after previous nextcloud (un)installation
+              [[ ! -f "${override-config-fp}" && -L "${override-config-fp}" ]] && \
+                rm -v "${override-config-fp}"
+
+              ALL_CONFIG="$(${occ} ldap:show-config --output=json)"
+
+              MATCHING_CONFIG_IDs="$(jq '[to_entries[] | select(.value.ldapHost=="${ldap_scheme_and_host}") | .key]' <<<"$ALL_CONFIG")"
+              if [[ $(jq 'length' <<<"$MATCHING_CONFIG_IDs") > 0 ]]; then
+                CONFIG_ID="$(jq --raw-output '.[0]' <<<"$MATCHING_CONFIG_IDs")"
+              else
+                CONFIG_ID="$(${occ} ldap:create-empty-config --only-print-prefix)"
+              fi
+
+              echo "Using configId $CONFIG_ID"
+
+              # The following CLI commands follow
+              # https://github.com/lldap/lldap/blob/main/example_configs/nextcloud.md#nextcloud-config--the-cli-way
+
+              # StartTLS is not supported in Kanidm due to security risks, whereas
+              # user_ldap doesn't support SASL. Importing certificate doesn't
+              # help:
+              # ${occ} security:certificates:import "${config.security.acme.certs.${domain}.directory}/cert.pem"
+              ${occ} ldap:set-config "$CONFIG_ID" 'turnOffCertCheck' '1'
+
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapHost' '${ldap_scheme_and_host}'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapPort' '${toString auth-passthru.ldap-port}'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapAgentName' 'dn=token'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapAgentPassword' "$(<${serviceAccountTokenFP})"
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapBase' '${auth-passthru.ldap-base-dn}'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapBaseGroups' '${auth-passthru.ldap-base-dn}'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapBaseUsers' '${auth-passthru.ldap-base-dn}'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapEmailAttribute' 'mail'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilter' \
+                        '(&(class=group)(${wildcardGroup})'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilterGroups' \
+                        '(&(class=group)(${wildcardGroup}))'
+              # ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilterObjectclass' \
+              #           'groupOfUniqueNames'
+              # ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupMemberAssocAttr' \
+              #           'uniqueMember'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapLoginFilter' \
+                        '(&(class=person)(memberof=${usersGroup})(uid=%uid))'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapLoginFilterAttributes' \
+                        'uid'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserDisplayName' \
+                        'displayname'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilter' \
+                        '(&(class=person)(memberof=${usersGroup})(name=%s))'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilterMode' \
+                        '1'
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilterObjectclass' \
+                        'person'
+
+              ${occ} ldap:test-config -- "$CONFIG_ID"
+
+              # delete all configs except "$CONFIG_ID"
+              for configid in $(jq --raw-output "keys[] | select(. != \"$CONFIG_ID\")" <<<"$ALL_CONFIG"); do
+                echo "Deactivating $configid"
+                ${occ} ldap:set-config "$configid" 'ldapConfigurationActive' '0'
+                echo "Deactivated $configid"
+                echo "Deleting $configid"
+                ${occ} ldap:delete-config "$configid"
+                echo "Deleted $configid"
+              done
+
+              ${occ} ldap:set-config "$CONFIG_ID" 'ldapConfigurationActive' '1'
+
+              ############################################################################
+              # OIDC app
+              ############################################################################
+              ${occ} app:install user_oidc || :
+              ${occ} app:enable  user_oidc
+
+              ${occ} user_oidc:provider ${auth-passthru.oauth2-provider-name} \
+              --clientid="${oauthClientID}" \
+              --clientsecret="$(<${oauthClientSecretFP})" \
+              --discoveryuri="${auth-passthru.oauth2-discovery-url "nextcloud"}" \
+              --unique-uid=0 \
+              --scope="email openid profile" \
+              --mapping-uid=preferred_username \
+              --no-interaction \
+              --mapping-groups=groups \
+              --group-provisioning=1 \
+              -vvv
+
+            ''
+            (lib.optionalString deleteNextcloudAdmin ''
+              if [[ ! -f /var/lib/nextcloud/.admin-user-deleted ]]; then
+                ${occ} user:delete admin
+                touch /var/lib/nextcloud/.admin-user-deleted
+              fi
+            '')
+          ];
         };
-      };
-      services.nextcloud = {
-        enable = true;
-        package = pkgs.nextcloud30;
-        inherit hostName;
-
-        # Use HTTPS for links
-        https = true;
-
-        # auto-update Nextcloud Apps
-        autoUpdateApps.enable = true;
-        # set what time makes sense for you
-        autoUpdateApps.startAt = "05:00:00";
-
-        phpOptions.display_errors = "Off";
-        phpOptions."opcache.interned_strings_buffer" = "32";
-
-        configureRedis = true;
-
-        settings = {
-          # further forces Nextcloud to use HTTPS
-          overwriteprotocol = "https";
-        } // lib.attrsets.optionalAttrs is-auth-enabled {
-          loglevel = 0;
-          # log_type = "file";
-          social_login_auto_redirect = false;
-
-          allow_local_remote_servers = true;
-          allow_user_to_change_display_name = false;
-          lost_password_link = "disabled";
-          allow_multiple_user_backends = false;
-
-          updatechecker = false; # nixpkgs handles updates for us, update via web ui will fail on nixos.
-
-          user_oidc = {
-            single_logout = true;
-            use_pkce = true;
-            auto_provision = true;
-            soft_auto_provision = true;
-            disable_account_creation = false;
+        selfprivacy.auth.clients."${oauthClientID}" = {
+          inherit adminsGroup usersGroup;
+          imageFile = ./icon.svg;
+          displayName = "Nextcloud";
+          subdomain = cfg.subdomain;
+          isTokenNeeded = true;
+          originUrl = "https://${cfg.subdomain}.${domain}/apps/user_oidc/code";
+          originLanding = "https://${cfg.subdomain}.${domain}/apps/user_oidc/login/1";
+          useShortPreferredUsername = true;
+          clientSystemdUnits = [
+            "nextcloud-setup.service"
+            "phpfpm-nextcloud.service"
+          ];
+          enablePkce = true;
+          linuxUserOfClient = linuxUserOfService;
+          linuxGroupOfClient = linuxGroupOfService;
+          scopeMaps.${usersGroup} = [
+            "email"
+            "openid"
+            "profile"
+          ];
+          claimMaps.groups = {
+            joinType = "array";
+            valuesByGroup.${adminsGroup} = [ "admin" ];
           };
         };
-
-        config = {
-          dbtype = "sqlite";
-          dbuser = "nextcloud";
-          dbname = "nextcloud";
-          dbpassFile = db-pass-filepath;
-          # TODO review whether admin user is needed at all - admin group works
-          adminpassFile = admin-pass-filepath;
-          adminuser = "admin";
-        };
-      };
-      services.nginx.virtualHosts.${hostName} = {
-        useACMEHost = sp.domain;
-        forceSSL = true;
-        #locations."/".extraConfig = lib.mkIf is-auth-enabled ''
-        #  # FIXME does not work
-        #  rewrite ^/login$ /apps/user_oidc/login/1 last;
-        #'';
-        # show an error instead of a blank page on Nextcloud PHP/FastCGI error
-        locations."~ \\.php(?:$|/)".extraConfig = ''
-          error_page 500 502 503 504 ${pkgs.nginx}/html/50x.html;
-        '';
-        locations."^~ /updater/" = {
-          alias = updater-page-substitute + "/";
-          extraConfig = ''
-            error_page 410 /index.html;
-            # otherwise, nginx returns 405 for POST requests to static content
-            error_page 405 =200 $uri;
+      })
+      (lib.mkIf (!is-auth-enabled) {
+        systemd.services.nextcloud-setup = {
+          script = ''
+            ${occ} app:disable logreader
+            ${occ} app:disable user_oidc
           '';
         };
-      };
-    }
-    # enables samba features when requested
-    (lib.mkIf cfg.enableSambaFeatures {
-      # only apply cifs-utils package to this module
-      services.phpfpm.pools.nextcloud.phpEnv.PATH = 
-        lib.mkForce "${pkgs.samba}/bin:${pkgs.cifs-utils}/bin:/run/wrappers/bin:/nix/var/nix/profiles/default/bin:/run/current-system/sw/bin:/usr/bin:/bin";
-      systemd.services.nextcloud-cron.path = [ pkgs.samba pkgs.cifs-utils ];
-    })
-    # the following part is active only when "auth" module is enabled
-    (lib.mkIf is-auth-enabled {
-      systemd.services.nextcloud-setup = {
-        serviceConfig = {
-          Restart = "on-failure";
-          RestartSec = "60";
-        };
-        path = [ pkgs.jq ];
-        script = lib.mkMerge [
-          (lib.strings.optionalString cfg.disableMaintenanceModeAtStart (
-            lib.mkBefore "${occ} maintenance:mode --no-interaction --off"
-          ))
-          ''
-            set -o errexit
-            set -o nounset
-            ${lib.strings.optionalString cfg.debug "set -o xtrace"}
-
-            ${occ} app:disable logreader
-
-            ${occ} app:install user_ldap || :
-            ${occ} app:enable  user_ldap
-
-            # The following code tries to match an existing config or creates a new one.
-            # The criteria for matching is the ldapHost value.
-
-            # remove broken link after previous nextcloud (un)installation
-            [[ ! -f "${override-config-fp}" && -L "${override-config-fp}" ]] && \
-              rm -v "${override-config-fp}"
-
-            ALL_CONFIG="$(${occ} ldap:show-config --output=json)"
-
-            MATCHING_CONFIG_IDs="$(jq '[to_entries[] | select(.value.ldapHost=="${ldap_scheme_and_host}") | .key]' <<<"$ALL_CONFIG")"
-            if [[ $(jq 'length' <<<"$MATCHING_CONFIG_IDs") > 0 ]]; then
-              CONFIG_ID="$(jq --raw-output '.[0]' <<<"$MATCHING_CONFIG_IDs")"
-            else
-              CONFIG_ID="$(${occ} ldap:create-empty-config --only-print-prefix)"
-            fi
-
-            echo "Using configId $CONFIG_ID"
-
-            # The following CLI commands follow
-            # https://github.com/lldap/lldap/blob/main/example_configs/nextcloud.md#nextcloud-config--the-cli-way
-
-            # StartTLS is not supported in Kanidm due to security risks, whereas
-            # user_ldap doesn't support SASL. Importing certificate doesn't
-            # help:
-            # ${occ} security:certificates:import "${config.security.acme.certs.${domain}.directory}/cert.pem"
-            ${occ} ldap:set-config "$CONFIG_ID" 'turnOffCertCheck' '1'
-
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapHost' '${ldap_scheme_and_host}'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapPort' '${toString auth-passthru.ldap-port}'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapAgentName' 'dn=token'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapAgentPassword' "$(<${serviceAccountTokenFP})"
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapBase' '${auth-passthru.ldap-base-dn}'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapBaseGroups' '${auth-passthru.ldap-base-dn}'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapBaseUsers' '${auth-passthru.ldap-base-dn}'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapEmailAttribute' 'mail'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilter' \
-                      '(&(class=group)(${wildcardGroup})'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilterGroups' \
-                      '(&(class=group)(${wildcardGroup}))'
-            # ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupFilterObjectclass' \
-            #           'groupOfUniqueNames'
-            # ${occ} ldap:set-config "$CONFIG_ID" 'ldapGroupMemberAssocAttr' \
-            #           'uniqueMember'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapLoginFilter' \
-                      '(&(class=person)(memberof=${usersGroup})(uid=%uid))'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapLoginFilterAttributes' \
-                      'uid'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserDisplayName' \
-                      'displayname'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilter' \
-                      '(&(class=person)(memberof=${usersGroup})(name=%s))'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilterMode' \
-                      '1'
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapUserFilterObjectclass' \
-                      'person'
-
-            ${occ} ldap:test-config -- "$CONFIG_ID"
-
-            # delete all configs except "$CONFIG_ID"
-            for configid in $(jq --raw-output "keys[] | select(. != \"$CONFIG_ID\")" <<<"$ALL_CONFIG"); do
-              echo "Deactivating $configid"
-              ${occ} ldap:set-config "$configid" 'ldapConfigurationActive' '0'
-              echo "Deactivated $configid"
-              echo "Deleting $configid"
-              ${occ} ldap:delete-config "$configid"
-              echo "Deleted $configid"
-            done
-
-            ${occ} ldap:set-config "$CONFIG_ID" 'ldapConfigurationActive' '1'
-
-            ############################################################################
-            # OIDC app
-            ############################################################################
-            ${occ} app:install user_oidc || :
-            ${occ} app:enable  user_oidc
-
-            ${occ} user_oidc:provider ${auth-passthru.oauth2-provider-name} \
-            --clientid="${oauthClientID}" \
-            --clientsecret="$(<${oauthClientSecretFP})" \
-            --discoveryuri="${auth-passthru.oauth2-discovery-url "nextcloud"}" \
-            --unique-uid=0 \
-            --scope="email openid profile" \
-            --mapping-uid=preferred_username \
-            --no-interaction \
-            --mapping-groups=groups \
-            --group-provisioning=1 \
-            -vvv
-
-          ''
-          (lib.optionalString deleteNextcloudAdmin ''
-            if [[ ! -f /var/lib/nextcloud/.admin-user-deleted ]]; then
-              ${occ} user:delete admin
-              touch /var/lib/nextcloud/.admin-user-deleted
-            fi
-          '')
-        ];
-      };
-      selfprivacy.auth.clients."${oauthClientID}" = {
-        inherit adminsGroup usersGroup;
-        imageFile = ./icon.svg;
-        displayName = "Nextcloud";
-        subdomain = cfg.subdomain;
-        isTokenNeeded = true;
-        originUrl = "https://${cfg.subdomain}.${domain}/apps/user_oidc/code";
-        originLanding =
-          "https://${cfg.subdomain}.${domain}/apps/user_oidc/login/1";
-        useShortPreferredUsername = true;
-        clientSystemdUnits =
-          [ "nextcloud-setup.service" "phpfpm-nextcloud.service" ];
-        enablePkce = true;
-        linuxUserOfClient = linuxUserOfService;
-        linuxGroupOfClient = linuxGroupOfService;
-        scopeMaps.${usersGroup} = [ "email" "openid" "profile" ];
-        claimMaps.groups = {
-          joinType = "array";
-          valuesByGroup.${adminsGroup} = [ "admin" ];
-        };
-      };
-    })
-    (lib.mkIf (! is-auth-enabled) {
-      systemd.services.nextcloud-setup = {
-        script = ''
-          ${occ} app:disable logreader
-          ${occ} app:disable user_oidc
-        '';
-      };
-    })
-  ]);
+      })
+    ]
+  );
 }
diff --git a/sp-modules/ocserv/flake.nix b/sp-modules/ocserv/flake.nix
index 4b7fc03..62dc0d8 100644
--- a/sp-modules/ocserv/flake.nix
+++ b/sp-modules/ocserv/flake.nix
@@ -1,29 +1,32 @@
 {
   description = "PoC SP module for OpenConnect VPN server (ocserv)";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "ocserv";
-      name = "OpenConnect VPN";
-      description = "OpenConnect VPN to connect your devices and access the internet.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = false;
-      isRequired = false;
-      canBeBackedUp = false;
-      backupDescription = "Backups are not available for OpenConnect VPN.";
-      systemdServices = [
-        "ocserv.service"
-      ];
-      license = [
-        lib.licenses.gpl2Plus
-      ];
-      homepage = "https://gitlab.com/openconnect/ocserv";
-      sourcePage = "https://gitlab.com/openconnect/ocserv";
-      supportLevel = "deprecated";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "ocserv";
+          name = "OpenConnect VPN";
+          description = "OpenConnect VPN to connect your devices and access the internet.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = false;
+          isRequired = false;
+          canBeBackedUp = false;
+          backupDescription = "Backups are not available for OpenConnect VPN.";
+          systemdServices = [
+            "ocserv.service"
+          ];
+          license = [
+            lib.licenses.gpl2Plus
+          ];
+          homepage = "https://gitlab.com/openconnect/ocserv";
+          sourcePage = "https://gitlab.com/openconnect/ocserv";
+          supportLevel = "deprecated";
+        };
     };
-  };
 }
diff --git a/sp-modules/ocserv/module.nix b/sp-modules/ocserv/module.nix
index b45fdd7..16d4def 100644
--- a/sp-modules/ocserv/module.nix
+++ b/sp-modules/ocserv/module.nix
@@ -7,15 +7,17 @@ let
 in
 {
   options.selfprivacy.modules.ocserv = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
   };
 
   config = lib.mkIf cfg.enable {
@@ -66,7 +68,10 @@ in
     systemd = {
       services = {
         ocserv = {
-          unitConfig.ConditionPathExists = [ cert key ];
+          unitConfig.ConditionPathExists = [
+            cert
+            key
+          ];
           serviceConfig.Slice = "ocserv.slice";
         };
       };
diff --git a/sp-modules/pleroma/cleanup-module.nix b/sp-modules/pleroma/cleanup-module.nix
index 52839b8..9848f53 100644
--- a/sp-modules/pleroma/cleanup-module.nix
+++ b/sp-modules/pleroma/cleanup-module.nix
@@ -5,13 +5,8 @@ in
 # FIXME do we really want to delete passwords on module deactivation!?
 {
   config = lib.mkIf (!sp.modules.pleroma.enable) {
-    system.activationScripts.pleroma =
-      lib.trivial.warn
-        (
-          "pleroma service is disabled, ${secrets-exs} will be removed!"
-        )
-        ''
-          rm -f -v ${secrets-exs}
-        '';
+    system.activationScripts.pleroma = lib.trivial.warn ("pleroma service is disabled, ${secrets-exs} will be removed!") ''
+      rm -f -v ${secrets-exs}
+    '';
   };
 }
diff --git a/sp-modules/pleroma/common.nix b/sp-modules/pleroma/common.nix
index fb29361..ff68e8f 100644
--- a/sp-modules/pleroma/common.nix
+++ b/sp-modules/pleroma/common.nix
@@ -1,5 +1,4 @@
-config:
-{
+config: {
   sp = config.selfprivacy;
   secrets-exs = "/var/lib/pleroma/secrets.exs";
 }
diff --git a/sp-modules/pleroma/flake.nix b/sp-modules/pleroma/flake.nix
index 23ab510..104fe0f 100644
--- a/sp-modules/pleroma/flake.nix
+++ b/sp-modules/pleroma/flake.nix
@@ -1,35 +1,38 @@
 {
   description = "PoC SP module for Pleroma lightweight fediverse server";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "pleroma";
-      name = "Pleroma";
-      description = "Pleroma is a microblogging service that offers a web interface and a desktop client.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = false;
-      canBeBackedUp = true;
-      backupDescription = "Your Pleroma accounts, posts and media.";
-      systemdServices = [
-        "pleroma.service"
-      ];
-      folders = [
-        "/var/lib/pleroma"
-      ];
-      postgreDatabases = [
-        "pleroma"
-      ];
-      license = [
-        lib.licenses.agpl3Only
-      ];
-      homepage = "https://pleroma.social/";
-      sourcePage = "https://git.pleroma.social/pleroma/pleroma";
-      supportLevel = "deprecated";
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "pleroma";
+          name = "Pleroma";
+          description = "Pleroma is a microblogging service that offers a web interface and a desktop client.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = false;
+          canBeBackedUp = true;
+          backupDescription = "Your Pleroma accounts, posts and media.";
+          systemdServices = [
+            "pleroma.service"
+          ];
+          folders = [
+            "/var/lib/pleroma"
+          ];
+          postgreDatabases = [
+            "pleroma"
+          ];
+          license = [
+            lib.licenses.agpl3Only
+          ];
+          homepage = "https://pleroma.social/";
+          sourcePage = "https://git.pleroma.social/pleroma/pleroma";
+          supportLevel = "deprecated";
+        };
     };
-  };
 }
diff --git a/sp-modules/pleroma/module.nix b/sp-modules/pleroma/module.nix
index 3621dff..a8b8c29 100644
--- a/sp-modules/pleroma/module.nix
+++ b/sp-modules/pleroma/module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   secrets-filepath = "/etc/selfprivacy/secrets.json";
   cfg = config.selfprivacy.modules.pleroma;
@@ -6,35 +11,41 @@ let
 in
 {
   options.selfprivacy.modules.pleroma = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    subdomain = (lib.mkOption {
-      default = "social";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
+    subdomain =
+      (lib.mkOption {
+        default = "social";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
       };
-    };
   };
   config = lib.mkIf cfg.enable {
     fileSystems = lib.mkIf sp.useBinds {
@@ -55,10 +66,9 @@ in
         user = "pleroma";
         group = "pleroma";
         configs = [
-          (builtins.replaceStrings
-            [ "$DOMAIN" "$LUSER" ]
-            [ sp.domain sp.username ]
-            (builtins.readFile ./config.exs.in))
+          (builtins.replaceStrings [ "$DOMAIN" "$LUSER" ] [ sp.domain sp.username ] (
+            builtins.readFile ./config.exs.in
+          ))
         ];
       };
       postgresql = {
@@ -94,7 +104,10 @@ in
           before = [ "pleroma.service" ];
           requiredBy = [ "pleroma.service" ];
           serviceConfig.Type = "oneshot";
-          path = with pkgs; [ coreutils jq ];
+          path = with pkgs; [
+            coreutils
+            jq
+          ];
           script = ''
             set -o nounset
 
diff --git a/sp-modules/roundcube/flake.nix b/sp-modules/roundcube/flake.nix
index d20f919..b72fd49 100644
--- a/sp-modules/roundcube/flake.nix
+++ b/sp-modules/roundcube/flake.nix
@@ -1,36 +1,39 @@
 {
   description = "Roundcube is a web-based email client.";
 
-  outputs = { self }: {
-    nixosModules.default = import ./module.nix;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "roundcube";
-      name = "Roundcube";
-      description = "Roundcube is an open source webmail software.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = false;
-      isRequired = false;
-      canBeBackedUp = true;
-      backupDescription = "Users' settings.";
-      postgreDatabases = [
-        "roundcube"
-      ];
-      systemdServices = [
-        "phpfpm-roundcube.service"
-      ];
-      license = [
-        lib.licenses.gpl3
-      ];
-      homepage = "https://roundcube.net/";
-      sourcePage = "https://github.com/roundcube/roundcubemail";
-      supportLevel = "normal";
-      sso = {
-        userGroup = "sp.roundcube.users";
-        adminGroup = "sp.roundcube.admins";
-      };
+  outputs =
+    { self }:
+    {
+      nixosModules.default = import ./module.nix;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "roundcube";
+          name = "Roundcube";
+          description = "Roundcube is an open source webmail software.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = false;
+          isRequired = false;
+          canBeBackedUp = true;
+          backupDescription = "Users' settings.";
+          postgreDatabases = [
+            "roundcube"
+          ];
+          systemdServices = [
+            "phpfpm-roundcube.service"
+          ];
+          license = [
+            lib.licenses.gpl3
+          ];
+          homepage = "https://roundcube.net/";
+          sourcePage = "https://github.com/roundcube/roundcubemail";
+          supportLevel = "normal";
+          sso = {
+            userGroup = "sp.roundcube.users";
+            adminGroup = "sp.roundcube.admins";
+          };
+        };
     };
-  };
 }
diff --git a/sp-modules/roundcube/module.nix b/sp-modules/roundcube/module.nix
index 3e9babc..f38ff48 100644
--- a/sp-modules/roundcube/module.nix
+++ b/sp-modules/roundcube/module.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
 let
   domain = config.selfprivacy.domain;
   cfg = config.selfprivacy.modules.roundcube;
@@ -16,129 +21,136 @@ let
   usersGroup = "sp.${sp-module-name}.users";
 
   oauth-donor = config.selfprivacy.passthru.mailserver;
-  oauthClientSecretFP =
-    auth-passthru.mkOAuth2ClientSecretFP linuxGroupOfService;
+  oauthClientSecretFP = auth-passthru.mkOAuth2ClientSecretFP linuxGroupOfService;
   # copy client secret from mailserver
-  kanidmExecStartPreScriptRoot = pkgs.writeShellScript
-    "${sp-module-name}-kanidm-ExecStartPre-root-script.sh"
-    ''
-      install -v -m640 -o kanidm -g ${linuxGroupOfService} ${oauth-donor.oauth-client-secret-fp} ${oauthClientSecretFP}
-    '';
+  kanidmExecStartPreScriptRoot = pkgs.writeShellScript "${sp-module-name}-kanidm-ExecStartPre-root-script.sh" ''
+    install -v -m640 -o kanidm -g ${linuxGroupOfService} ${oauth-donor.oauth-client-secret-fp} ${oauthClientSecretFP}
+  '';
 in
 {
   options.selfprivacy.modules.roundcube = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable";
-    }) // {
-      meta = {
-        type = "enable";
-      };
-    };
-    subdomain = (lib.mkOption {
-      default = "roundcube";
-      type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-      description = "Subdomain";
-    }) // {
-      meta = {
-        widget = "subdomain";
-        type = "string";
-        regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
-        weight = 0;
-      };
-    };
-    enableSso = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable Single Sign-On";
-    }) // {
-      meta = {
-        type = "bool";
-        weight = 1;
-      };
-    };
-  };
-
-  config = lib.mkIf cfg.enable (lib.mkMerge [
-    {
-      assertions = [
-        {
-          assertion = cfg.enableSso -> config.selfprivacy.sso.enable;
-          message =
-            "SSO cannot be enabled for Roundcube when SSO is disabled globally.";
-        }
-      ];
-      services.roundcube = {
-        enable = true;
-        # this is the url of the vhost, not necessarily the same as the fqdn of
-        # the mailserver
-        hostName = "${cfg.subdomain}.${config.selfprivacy.domain}";
-        extraConfig = ''
-          # starttls needed for authentication, so the fqdn required to match
-          # the certificate
-          $config['smtp_host'] = "tls://${config.mailserver.fqdn}";
-          $config['smtp_user'] = "%u";
-          $config['smtp_pass'] = "%p";
-        '';
-      };
-
-      services.nginx.virtualHosts."${cfg.subdomain}.${domain}" = {
-        forceSSL = true;
-        useACMEHost = domain;
-        enableACME = false;
-      };
-
-      systemd.slices.roundcube.description = "Roundcube service slice";
-      # Roundcube depends on Dovecot and its OAuth2 client secret.
-      systemd.services.phpfpm-roundcube.after = [ "dovecot2.service" ];
-    }
-    # the following part is active only when "auth" module is enabled
-    (lib.mkIf is-auth-enabled {
-      services.roundcube.extraConfig = lib.mkAfter ''
-        $config['oauth_provider'] = 'generic';
-        $config['oauth_provider_name'] = '${auth-passthru.oauth2-provider-name}';
-        $config['oauth_client_id'] = '${oauth-donor.oauth-client-id}';
-        $config['oauth_client_secret'] = file_get_contents('${oauthClientSecretFP}');
-        $config['oauth_auth_uri'] = 'https://${auth-fqdn}/ui/oauth2';
-        $config['oauth_token_uri'] = 'https://${auth-fqdn}/oauth2/token';
-        $config['oauth_identity_uri'] = 'https://${auth-fqdn}/oauth2/openid/${oauth-donor.oauth-client-id}/userinfo';
-        $config['oauth_scope'] = 'email profile openid';
-        $config['oauth_auth_parameters'] = [];
-        $config['oauth_identity_fields'] = ['email'];
-        $config['oauth_login_redirect'] = true;
-        $config['auto_create_user'] = true;
-      '';
-      systemd.services.roundcube = {
-        after = [ "dovecot2.service" ];
-        requires = [ "dovecot2.service" ];
-      };
-      systemd.services.kanidm.serviceConfig.ExecStartPre = lib.mkAfter [
-        ("-+" + kanidmExecStartPreScriptRoot)
-      ];
-
-      selfprivacy.auth.clients."${oauth-donor.oauth-client-id}" = {
-        inherit adminsGroup usersGroup;
-        imageFile = ./icon.svg;
-        displayName = "Roundcube";
-        subdomain = cfg.subdomain;
-        isTokenNeeded = false;
-        isMailserver = true;
-        originUrl = "https://${cfg.subdomain}.${domain}/index.php/login/oauth";
-        originLanding = "https://${cfg.subdomain}.${domain}/";
-        useShortPreferredUsername = false;
-        clientSystemdUnits = [ "dovecot2.service" "phpfpm-roundcube.service" ];
-        enablePkce = false;
-        linuxUserOfClient = linuxUserOfService;
-        linuxGroupOfClient = linuxGroupOfService;
-        scopeMaps = {
-          "${usersGroup}" = [
-            "email"
-            "openid"
-            "profile"
-          ];
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable";
+      })
+      // {
+        meta = {
+          type = "enable";
         };
       };
-    })
-  ]);
+    subdomain =
+      (lib.mkOption {
+        default = "roundcube";
+        type = lib.types.strMatching "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+        description = "Subdomain";
+      })
+      // {
+        meta = {
+          widget = "subdomain";
+          type = "string";
+          regex = "[A-Za-z0-9][A-Za-z0-9\-]{0,61}[A-Za-z0-9]";
+          weight = 0;
+        };
+      };
+    enableSso =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable Single Sign-On";
+      })
+      // {
+        meta = {
+          type = "bool";
+          weight = 1;
+        };
+      };
+  };
+
+  config = lib.mkIf cfg.enable (
+    lib.mkMerge [
+      {
+        assertions = [
+          {
+            assertion = cfg.enableSso -> config.selfprivacy.sso.enable;
+            message = "SSO cannot be enabled for Roundcube when SSO is disabled globally.";
+          }
+        ];
+        services.roundcube = {
+          enable = true;
+          # this is the url of the vhost, not necessarily the same as the fqdn of
+          # the mailserver
+          hostName = "${cfg.subdomain}.${config.selfprivacy.domain}";
+          extraConfig = ''
+            # starttls needed for authentication, so the fqdn required to match
+            # the certificate
+            $config['smtp_host'] = "tls://${config.mailserver.fqdn}";
+            $config['smtp_user'] = "%u";
+            $config['smtp_pass'] = "%p";
+          '';
+        };
+
+        services.nginx.virtualHosts."${cfg.subdomain}.${domain}" = {
+          forceSSL = true;
+          useACMEHost = domain;
+          enableACME = false;
+        };
+
+        systemd.slices.roundcube.description = "Roundcube service slice";
+        # Roundcube depends on Dovecot and its OAuth2 client secret.
+        systemd.services.phpfpm-roundcube.after = [ "dovecot2.service" ];
+      }
+      # the following part is active only when "auth" module is enabled
+      (lib.mkIf is-auth-enabled {
+        services.roundcube.extraConfig = lib.mkAfter ''
+          $config['oauth_provider'] = 'generic';
+          $config['oauth_provider_name'] = '${auth-passthru.oauth2-provider-name}';
+          $config['oauth_client_id'] = '${oauth-donor.oauth-client-id}';
+          $config['oauth_client_secret'] = file_get_contents('${oauthClientSecretFP}');
+          $config['oauth_auth_uri'] = 'https://${auth-fqdn}/ui/oauth2';
+          $config['oauth_token_uri'] = 'https://${auth-fqdn}/oauth2/token';
+          $config['oauth_identity_uri'] = 'https://${auth-fqdn}/oauth2/openid/${oauth-donor.oauth-client-id}/userinfo';
+          $config['oauth_scope'] = 'email profile openid';
+          $config['oauth_auth_parameters'] = [];
+          $config['oauth_identity_fields'] = ['email'];
+          $config['oauth_login_redirect'] = true;
+          $config['auto_create_user'] = true;
+        '';
+        systemd.services.roundcube = {
+          after = [ "dovecot2.service" ];
+          requires = [ "dovecot2.service" ];
+        };
+        systemd.services.kanidm.serviceConfig.ExecStartPre = lib.mkAfter [
+          ("-+" + kanidmExecStartPreScriptRoot)
+        ];
+
+        selfprivacy.auth.clients."${oauth-donor.oauth-client-id}" = {
+          inherit adminsGroup usersGroup;
+          imageFile = ./icon.svg;
+          displayName = "Roundcube";
+          subdomain = cfg.subdomain;
+          isTokenNeeded = false;
+          isMailserver = true;
+          originUrl = "https://${cfg.subdomain}.${domain}/index.php/login/oauth";
+          originLanding = "https://${cfg.subdomain}.${domain}/";
+          useShortPreferredUsername = false;
+          clientSystemdUnits = [
+            "dovecot2.service"
+            "phpfpm-roundcube.service"
+          ];
+          enablePkce = false;
+          linuxUserOfClient = linuxUserOfService;
+          linuxGroupOfClient = linuxGroupOfService;
+          scopeMaps = {
+            "${usersGroup}" = [
+              "email"
+              "openid"
+              "profile"
+            ];
+          };
+        };
+      })
+    ]
+  );
 }
diff --git a/sp-modules/simple-nixos-mailserver/auth-dovecot.nix b/sp-modules/simple-nixos-mailserver/auth-dovecot.nix
index c0d6c20..5c1a8e0 100644
--- a/sp-modules/simple-nixos-mailserver/auth-dovecot.nix
+++ b/sp-modules/simple-nixos-mailserver/auth-dovecot.nix
@@ -1,8 +1,14 @@
-{ mailserver-service-account-name
-, mailserver-service-account-token-name
-, mailserver-service-account-token-fp
+{
+  mailserver-service-account-name,
+  mailserver-service-account-token-name,
+  mailserver-service-account-token-fp,
 }:
-{ config, lib, pkgs, ... }@nixos-args:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}@nixos-args:
 let
   inherit (import ./common.nix nixos-args)
     appendSetting
@@ -17,67 +23,70 @@ let
   keysPath = auth-passthru.keys-path;
 
   # create service account token, needed for LDAP
-  kanidmExecStartPostScript = pkgs.writeShellScript
-    "mailserver-kanidm-ExecStartPost-script.sh"
-    ''
-      export HOME=$RUNTIME_DIRECTORY/client_home
-      readonly KANIDM="${pkgs.kanidm}/bin/kanidm"
+  kanidmExecStartPostScript = pkgs.writeShellScript "mailserver-kanidm-ExecStartPost-script.sh" ''
+    export HOME=$RUNTIME_DIRECTORY/client_home
+    readonly KANIDM="${pkgs.kanidm}/bin/kanidm"
 
-      # get Kanidm service account for mailserver
-      KANIDM_SERVICE_ACCOUNT="$($KANIDM service-account list --name idm_admin | grep -E "^name: ${mailserver-service-account-name}$")"
-      echo KANIDM_SERVICE_ACCOUNT: "$KANIDM_SERVICE_ACCOUNT"
-      if [ -n "$KANIDM_SERVICE_ACCOUNT" ]
-      then
-          echo "kanidm service account \"${mailserver-service-account-name}\" is found"
-      else
-          echo "kanidm service account \"${mailserver-service-account-name}\" is not found"
-          echo "creating new kanidm service account \"${mailserver-service-account-name}\""
-          if $KANIDM service-account create --name idm_admin ${mailserver-service-account-name} ${mailserver-service-account-name} idm_admin
-          then
-              "kanidm service account \"${mailserver-service-account-name}\" created"
-          else
-              echo "error: cannot create kanidm service account \"${mailserver-service-account-name}\""
-              exit 1
-          fi
-      fi
+    # get Kanidm service account for mailserver
+    KANIDM_SERVICE_ACCOUNT="$($KANIDM service-account list --name idm_admin | grep -E "^name: ${mailserver-service-account-name}$")"
+    echo KANIDM_SERVICE_ACCOUNT: "$KANIDM_SERVICE_ACCOUNT"
+    if [ -n "$KANIDM_SERVICE_ACCOUNT" ]
+    then
+        echo "kanidm service account \"${mailserver-service-account-name}\" is found"
+    else
+        echo "kanidm service account \"${mailserver-service-account-name}\" is not found"
+        echo "creating new kanidm service account \"${mailserver-service-account-name}\""
+        if $KANIDM service-account create --name idm_admin ${mailserver-service-account-name} ${mailserver-service-account-name} idm_admin
+        then
+            "kanidm service account \"${mailserver-service-account-name}\" created"
+        else
+            echo "error: cannot create kanidm service account \"${mailserver-service-account-name}\""
+            exit 1
+        fi
+    fi
 
-      # add Kanidm service account to `idm_mail_servers` group
-      $KANIDM group add-members idm_mail_servers ${mailserver-service-account-name}
+    # add Kanidm service account to `idm_mail_servers` group
+    $KANIDM group add-members idm_mail_servers ${mailserver-service-account-name}
 
-      # create a new read-only token for mailserver
-      if ! KANIDM_SERVICE_ACCOUNT_TOKEN_JSON="$($KANIDM service-account api-token generate --name idm_admin ${mailserver-service-account-name} ${mailserver-service-account-token-name} --output json)"
-      then
-          echo "error: kanidm CLI returns an error when trying to generate service-account api-token"
-          exit 1
-      fi
-      if ! KANIDM_SERVICE_ACCOUNT_TOKEN="$(echo "$KANIDM_SERVICE_ACCOUNT_TOKEN_JSON" | ${lib.getExe pkgs.jq} -r .result)"
-      then
-          echo "error: cannot get service-account API token from JSON"
-          exit 1
-      fi
+    # create a new read-only token for mailserver
+    if ! KANIDM_SERVICE_ACCOUNT_TOKEN_JSON="$($KANIDM service-account api-token generate --name idm_admin ${mailserver-service-account-name} ${mailserver-service-account-token-name} --output json)"
+    then
+        echo "error: kanidm CLI returns an error when trying to generate service-account api-token"
+        exit 1
+    fi
+    if ! KANIDM_SERVICE_ACCOUNT_TOKEN="$(echo "$KANIDM_SERVICE_ACCOUNT_TOKEN_JSON" | ${lib.getExe pkgs.jq} -r .result)"
+    then
+        echo "error: cannot get service-account API token from JSON"
+        exit 1
+    fi
 
-      if ! install --mode=640 \
-      <(printf "%s" "$KANIDM_SERVICE_ACCOUNT_TOKEN") \
-      ${mailserver-service-account-token-fp}
-      then
-          echo "error: cannot write token to \"${mailserver-service-account-token-fp}\""
-          exit 1
-      fi
-    '';
+    if ! install --mode=640 \
+    <(printf "%s" "$KANIDM_SERVICE_ACCOUNT_TOKEN") \
+    ${mailserver-service-account-token-fp}
+    then
+        echo "error: cannot write token to \"${mailserver-service-account-token-fp}\""
+        exit 1
+    fi
+  '';
 
   ldapConfFile = "/run/${runtime-folder}/dovecot-ldap.conf.ext";
-  mkLdapSearchScope = scope: (
-    if scope == "sub" then "subtree"
-    else if scope == "one" then "onelevel"
-    else scope
-  );
+  mkLdapSearchScope =
+    scope:
+    (
+      if scope == "sub" then
+        "subtree"
+      else if scope == "one" then
+        "onelevel"
+      else
+        scope
+    );
   dovecot-ldap-config = pkgs.writeTextFile {
     name = "dovecot-ldap.conf.ext.template";
     text = ''
       ldap_version = 3
       uris = ${lib.concatStringsSep " " config.mailserver.ldap.uris}
       ${lib.optionalString config.mailserver.ldap.startTls ''
-      tls = yes
+        tls = yes
       ''}
       tls_require_cert = hard
       tls_ca_cert_file = ${config.mailserver.ldap.tlsCAFile}
@@ -87,7 +96,7 @@ let
       base = ${config.mailserver.ldap.searchBase}
       scope = ${mkLdapSearchScope config.mailserver.ldap.searchScope}
       ${lib.optionalString (config.mailserver.ldap.dovecot.userAttrs != null) ''
-      user_attrs = ${config.mailserver.ldap.dovecot.userAttrs}
+        user_attrs = ${config.mailserver.ldap.dovecot.userAttrs}
       ''}
       user_filter = ${config.mailserver.ldap.dovecot.userFilter}
     '';
@@ -101,10 +110,8 @@ let
     destination = ldapConfFile;
   };
   oauth-client-id = "mailserver";
-  oauth-client-secret-fp =
-    "${keysPath}/${group}/kanidm-oauth-client-secret";
-  oauth-secret-ExecStartPreScript = pkgs.writeShellScript
-    "${oauth-client-id}-kanidm-ExecStartPre-script.sh" ''
+  oauth-client-secret-fp = "${keysPath}/${group}/kanidm-oauth-client-secret";
+  oauth-secret-ExecStartPreScript = pkgs.writeShellScript "${oauth-client-id}-kanidm-ExecStartPre-script.sh" ''
     set -o xtrace
     [ -f "${oauth-client-secret-fp}" ] || \
       "${lib.getExe pkgs.openssl}" rand -base64 32 | tr "\n:@/+=" "012345" > "${oauth-client-secret-fp}"
@@ -122,8 +129,8 @@ let
       openid_configuration_url = ${auth-passthru.oauth2-discovery-url oauth-client-id}
       debug = "no"
     '';
-    prefix = ''introspection_url = "'' +
-      (auth-passthru.oauth2-introspection-url-prefix oauth-client-id);
+    prefix =
+      ''introspection_url = "'' + (auth-passthru.oauth2-introspection-url-prefix oauth-client-id);
     suffix = auth-passthru.oauth2-introspection-url-postfix + ''"'';
     passwordFile = oauth-client-secret-fp;
     destination = dovecot-oauth2-conf-fp;
diff --git a/sp-modules/simple-nixos-mailserver/auth-postfix.nix b/sp-modules/simple-nixos-mailserver/auth-postfix.nix
index 1d1029e..818c017 100644
--- a/sp-modules/simple-nixos-mailserver/auth-postfix.nix
+++ b/sp-modules/simple-nixos-mailserver/auth-postfix.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }@nixos-args:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}@nixos-args:
 let
   inherit (import ./common.nix nixos-args)
     appendSetting
@@ -9,8 +14,7 @@ let
   cfg = config.mailserver;
 
   ldapSenderLoginMapFile = "/run/postfix/ldap-sender-login-map.cf";
-  submissionOptions.smtpd_sender_login_maps =
-    lib.mkForce "hash:/etc/postfix/vaccounts,ldap:${ldapSenderLoginMapFile}";
+  submissionOptions.smtpd_sender_login_maps = lib.mkForce "hash:/etc/postfix/vaccounts,ldap:${ldapSenderLoginMapFile}";
   commonLdapConfig = ''
     server_host = ${lib.concatStringsSep " " cfg.ldap.uris}
     start_tls = ${if cfg.ldap.startTls then "yes" else "no"}
@@ -61,8 +65,10 @@ in
       ${appendPwdInVirtualMailboxMap}
       ${appendPwdInSenderLoginMap}
     '';
-    restartTriggers =
-      [ appendPwdInVirtualMailboxMap appendPwdInSenderLoginMap ];
+    restartTriggers = [
+      appendPwdInVirtualMailboxMap
+      appendPwdInSenderLoginMap
+    ];
     wants = [ auth-passthru.oauth2-systemd-service ];
     after = [ auth-passthru.oauth2-systemd-service ];
   };
diff --git a/sp-modules/simple-nixos-mailserver/common.nix b/sp-modules/simple-nixos-mailserver/common.nix
index 6e60dba..36b2eaf 100644
--- a/sp-modules/simple-nixos-mailserver/common.nix
+++ b/sp-modules/simple-nixos-mailserver/common.nix
@@ -4,11 +4,17 @@ rec {
   domain = config.selfprivacy.domain;
   group = "dovecot2";
   is-auth-enabled =
-    config.selfprivacy.modules.simple-nixos-mailserver.enableSso
-    && config.selfprivacy.sso.enable;
+    config.selfprivacy.modules.simple-nixos-mailserver.enableSso && config.selfprivacy.sso.enable;
 
   appendSetting =
-    { name, file, prefix, suffix ? "", passwordFile, destination }:
+    {
+      name,
+      file,
+      prefix,
+      suffix ? "",
+      passwordFile,
+      destination,
+    }:
     pkgs.writeScript "append-ldap-bind-pwd-in-${name}" ''
       #!${pkgs.stdenv.shell}
       set -euo pipefail
diff --git a/sp-modules/simple-nixos-mailserver/config.nix b/sp-modules/simple-nixos-mailserver/config.nix
index 37d5e8a..f49096f 100644
--- a/sp-modules/simple-nixos-mailserver/config.nix
+++ b/sp-modules/simple-nixos-mailserver/config.nix
@@ -1,4 +1,9 @@
-{ config, lib, pkgs, ... }@nixos-args:
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}@nixos-args:
 let
   sp = config.selfprivacy;
 
@@ -11,26 +16,22 @@ let
   mailserver-service-account = {
     mailserver-service-account-name = "sp.mailserver.service-account";
     mailserver-service-account-token-name = "mailserver-service-account-token";
-    mailserver-service-account-token-fp =
-      "/run/keys/${group}/kanidm-service-account-token"; # FIXME sync with auth module
+    mailserver-service-account-token-fp = "/run/keys/${group}/kanidm-service-account-token"; # FIXME sync with auth module
   };
 in
-lib.mkIf sp.modules.simple-nixos-mailserver.enable (lib.mkMerge [
-  {
-    assertions = [
-      {
-        assertion =
-          config.selfprivacy.modules.simple-nixos-mailserver.enableSso
-          -> config.selfprivacy.sso.enable;
-        message =
-          "SSO cannot be enabled for Mailserver when SSO is disabled globally.";
-      }
-    ];
-    fileSystems = lib.mkIf sp.useBinds
-      {
+lib.mkIf sp.modules.simple-nixos-mailserver.enable (
+  lib.mkMerge [
+    {
+      assertions = [
+        {
+          assertion =
+            config.selfprivacy.modules.simple-nixos-mailserver.enableSso -> config.selfprivacy.sso.enable;
+          message = "SSO cannot be enabled for Mailserver when SSO is disabled globally.";
+        }
+      ];
+      fileSystems = lib.mkIf sp.useBinds {
         "/var/vmail" = {
-          device =
-            "/volumes/${sp.modules.simple-nixos-mailserver.location}/vmail";
+          device = "/volumes/${sp.modules.simple-nixos-mailserver.location}/vmail";
           options = [
             "bind"
             "x-systemd.required-by=postfix.service"
@@ -38,8 +39,7 @@ lib.mkIf sp.modules.simple-nixos-mailserver.enable (lib.mkMerge [
           ];
         };
         "/var/sieve" = {
-          device =
-            "/volumes/${sp.modules.simple-nixos-mailserver.location}/sieve";
+          device = "/volumes/${sp.modules.simple-nixos-mailserver.location}/sieve";
           options = [
             "bind"
             "x-systemd.required-by=dovecot2.service"
@@ -48,114 +48,120 @@ lib.mkIf sp.modules.simple-nixos-mailserver.enable (lib.mkMerge [
         };
       };
 
-    users.users = {
-      virtualMail = {
-        isNormalUser = false;
-      };
-    };
-
-    users.groups.acmereceivers.members = [ "dovecot2" "postfix" "virtualMail" ];
-
-    mailserver = {
-      enable = true;
-      fqdn = sp.domain;
-      domains = [ sp.domain ];
-      localDnsResolver = false;
-
-      # A list of all login accounts. To create the password hashes, use
-      # mkpasswd -m sha-512 "super secret password"
-      loginAccounts = ({
-        "${sp.username}@${sp.domain}" = {
-          hashedPassword = sp.hashedMasterPassword;
-          sieveScript = ''
-            require ["fileinto", "mailbox"];
-            if header :contains "Chat-Version" "1.0"
-            {
-              fileinto :create "DeltaChat";
-              stop;
-            }
-          '';
+      users.users = {
+        virtualMail = {
+          isNormalUser = false;
         };
-      } // builtins.listToAttrs (builtins.map
-        (user: {
-          name = "${user.username}@${sp.domain}";
-          value = {
-            hashedPassword = user.hashedPassword;
-            sieveScript = ''
-              require ["fileinto", "mailbox"];
-              if header :contains "Chat-Version" "1.0"
-              {
-                fileinto :create "DeltaChat";
-                stop;
-              }
-            '';
-          };
-        })
-        sp.users));
-
-      extraVirtualAliases = {
-        "admin@${sp.domain}" = "${sp.username}@${sp.domain}";
       };
 
-      certificateScheme = "manual";
-      certificateFile = "/var/lib/acme/root-${sp.domain}/fullchain.pem";
-      keyFile = "/var/lib/acme/root-${sp.domain}/key.pem";
+      users.groups.acmereceivers.members = [
+        "dovecot2"
+        "postfix"
+        "virtualMail"
+      ];
 
-      # Enable IMAP and POP3
-      enableImap = true;
-      enableImapSsl = true;
-      enablePop3 = false;
-      enablePop3Ssl = false;
-      dkimSelector = "selector";
+      mailserver = {
+        enable = true;
+        fqdn = sp.domain;
+        domains = [ sp.domain ];
+        localDnsResolver = false;
 
-      # Enable the ManageSieve protocol
-      enableManageSieve = true;
+        # A list of all login accounts. To create the password hashes, use
+        # mkpasswd -m sha-512 "super secret password"
+        loginAccounts = (
+          {
+            "${sp.username}@${sp.domain}" = {
+              hashedPassword = sp.hashedMasterPassword;
+              sieveScript = ''
+                require ["fileinto", "mailbox"];
+                if header :contains "Chat-Version" "1.0"
+                {
+                  fileinto :create "DeltaChat";
+                  stop;
+                }
+              '';
+            };
+          }
+          // builtins.listToAttrs (
+            builtins.map (user: {
+              name = "${user.username}@${sp.domain}";
+              value = {
+                hashedPassword = user.hashedPassword;
+                sieveScript = ''
+                  require ["fileinto", "mailbox"];
+                  if header :contains "Chat-Version" "1.0"
+                  {
+                    fileinto :create "DeltaChat";
+                    stop;
+                  }
+                '';
+              };
+            }) sp.users
+          )
+        );
 
-      virusScanning = false;
+        extraVirtualAliases = {
+          "admin@${sp.domain}" = "${sp.username}@${sp.domain}";
+        };
 
-      mailDirectory = "/var/vmail";
-    };
+        certificateScheme = "manual";
+        certificateFile = "/var/lib/acme/root-${sp.domain}/fullchain.pem";
+        keyFile = "/var/lib/acme/root-${sp.domain}/key.pem";
 
-    systemd = {
-      services = {
-        dovecot2.serviceConfig.Slice = "simple_nixos_mailserver.slice";
-        postfix.serviceConfig.Slice = "simple_nixos_mailserver.slice";
-        rspamd.serviceConfig.Slice = "simple_nixos_mailserver.slice";
-        redis-rspamd.serviceConfig.Slice = "simple_nixos_mailserver.slice";
-        opendkim.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+        # Enable IMAP and POP3
+        enableImap = true;
+        enableImapSsl = true;
+        enablePop3 = false;
+        enablePop3Ssl = false;
+        dkimSelector = "selector";
+
+        # Enable the ManageSieve protocol
+        enableManageSieve = true;
+
+        virusScanning = false;
+
+        mailDirectory = "/var/vmail";
       };
-      slices."simple_nixos_mailserver" = {
-        name = "simple_nixos_mailserver.slice";
-        description = "Simple NixOS Mailserver service slice";
+
+      systemd = {
+        services = {
+          dovecot2.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+          postfix.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+          rspamd.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+          redis-rspamd.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+          opendkim.serviceConfig.Slice = "simple_nixos_mailserver.slice";
+        };
+        slices."simple_nixos_mailserver" = {
+          name = "simple_nixos_mailserver.slice";
+          description = "Simple NixOS Mailserver service slice";
+        };
       };
-    };
-  }
-  # the following parts are active only when "auth" module is enabled
-  (lib.mkIf is-auth-enabled {
-    mailserver = {
-      extraVirtualAliases = lib.mkForce { };
-      loginAccounts = lib.mkForce { };
-      # LDAP is needed for Postfix to query Kanidm about email address ownership.
-      # LDAP is needed for Dovecot also.
-      ldap = {
-        # false; otherwise, simple-nixos-mailserver enables auth via LDAP
-        enable = false;
+    }
+    # the following parts are active only when "auth" module is enabled
+    (lib.mkIf is-auth-enabled {
+      mailserver = {
+        extraVirtualAliases = lib.mkForce { };
+        loginAccounts = lib.mkForce { };
+        # LDAP is needed for Postfix to query Kanidm about email address ownership.
+        # LDAP is needed for Dovecot also.
+        ldap = {
+          # false; otherwise, simple-nixos-mailserver enables auth via LDAP
+          enable = false;
 
-        # bind.dn = "uid=mail,ou=persons," + ldap_base_dn;
-        bind.dn = "dn=token";
-        # TODO change in this file should trigger system restart dovecot
-        bind.passwordFile =
-          mailserver-service-account.mailserver-service-account-token-fp;
+          # bind.dn = "uid=mail,ou=persons," + ldap_base_dn;
+          bind.dn = "dn=token";
+          # TODO change in this file should trigger system restart dovecot
+          bind.passwordFile = mailserver-service-account.mailserver-service-account-token-fp;
 
-        # searchBase = "ou=persons," + ldap_base_dn;
-        searchBase = auth-passthru.ldap-base-dn; # TODO refine this
+          # searchBase = "ou=persons," + ldap_base_dn;
+          searchBase = auth-passthru.ldap-base-dn; # TODO refine this
 
-        # NOTE: 127.0.0.1 instead of localhost doesn't work (maybe because of TLS)
-        uris = [ "ldaps://localhost:${toString auth-passthru.ldap-port}" ];
+          # NOTE: 127.0.0.1 instead of localhost doesn't work (maybe because of TLS)
+          uris = [ "ldaps://localhost:${toString auth-passthru.ldap-port}" ];
+        };
       };
-    };
-  })
-  (lib.mkIf is-auth-enabled
-    (import ./auth-dovecot.nix mailserver-service-account nixos-args))
-  (lib.mkIf is-auth-enabled (import ./auth-postfix.nix nixos-args))
-])
+    })
+    (lib.mkIf is-auth-enabled (import ./auth-dovecot.nix mailserver-service-account nixos-args))
+    (lib.mkIf is-auth-enabled (import ./auth-postfix.nix nixos-args))
+  ]
+)
diff --git a/sp-modules/simple-nixos-mailserver/flake.nix b/sp-modules/simple-nixos-mailserver/flake.nix
index abff9aa..4faed46 100644
--- a/sp-modules/simple-nixos-mailserver/flake.nix
+++ b/sp-modules/simple-nixos-mailserver/flake.nix
@@ -1,43 +1,45 @@
 {
   description = "PoC SP module for the simple-nixos-mailserver";
 
-  inputs.mailserver.url =
-    gitlab:simple-nixos-mailserver/nixos-mailserver;
+  inputs.mailserver.url = "gitlab:simple-nixos-mailserver/nixos-mailserver";
 
-  outputs = { self, mailserver }: {
-    nixosModules.default = _: {
-      imports = [
-        mailserver.nixosModules.default
-        ./options.nix
-        ./config.nix
-      ];
-    };
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = { lib, ... }: {
-      spModuleSchemaVersion = 1;
-      id = "simple-nixos-mailserver";
-      name = "Mail Server";
-      description = "E-Mail for company and family.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = true;
-      canBeBackedUp = true;
-      backupDescription = "Mail boxes and filters.";
-      systemdServices = [
-        "dovecot2.service"
-        "postfix.service"
-      ];
-      user = "virtualMail";
-      folders = [
-        "/var/vmail"
-        "/var/sieve"
-      ];
-      supportLevel = "normal";
-    };
+  outputs =
+    { self, mailserver }:
+    {
+      nixosModules.default = _: {
+        imports = [
+          mailserver.nixosModules.default
+          ./options.nix
+          ./config.nix
+        ];
+      };
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "simple-nixos-mailserver";
+          name = "Mail Server";
+          description = "E-Mail for company and family.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = true;
+          canBeBackedUp = true;
+          backupDescription = "Mail boxes and filters.";
+          systemdServices = [
+            "dovecot2.service"
+            "postfix.service"
+          ];
+          user = "virtualMail";
+          folders = [
+            "/var/vmail"
+            "/var/sieve"
+          ];
+          supportLevel = "normal";
+        };
 
-    # TODO generate json docs from module? something like:
-    # nix eval --impure --expr 'let flake = builtins.getFlake (builtins.toPath ./.); pkgs = flake.inputs.mailserver.inputs.nixpkgs.legacyPackages.x86_64-linux; in (pkgs.nixosOptionsDoc { inherit (pkgs.lib.evalModules { modules = [ flake.nixosModules.default ]; }) options; }).optionsJSON'
-    # (doesn't work because of `assertions`)
-  };
+      # TODO generate json docs from module? something like:
+      # nix eval --impure --expr 'let flake = builtins.getFlake (builtins.toPath ./.); pkgs = flake.inputs.mailserver.inputs.nixpkgs.legacyPackages.x86_64-linux; in (pkgs.nixosOptionsDoc { inherit (pkgs.lib.evalModules { modules = [ flake.nixosModules.default ]; }) options; }).optionsJSON'
+      # (doesn't work because of `assertions`)
+    };
 }
diff --git a/sp-modules/simple-nixos-mailserver/options.nix b/sp-modules/simple-nixos-mailserver/options.nix
index 03ca031..02c80ee 100644
--- a/sp-modules/simple-nixos-mailserver/options.nix
+++ b/sp-modules/simple-nixos-mailserver/options.nix
@@ -1,31 +1,37 @@
 { lib, ... }:
 {
   options.selfprivacy.modules.simple-nixos-mailserver = {
-    enable = (lib.mkOption {
-      default = false;
-      type = lib.types.bool;
-      description = "Enable mail server";
-    }) // {
-      meta = {
-        type = "enable";
+    enable =
+      (lib.mkOption {
+        default = false;
+        type = lib.types.bool;
+        description = "Enable mail server";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
-    location = (lib.mkOption {
-      type = lib.types.str;
-      description = "Location";
-    }) // {
-      meta = {
-        type = "location";
+    location =
+      (lib.mkOption {
+        type = lib.types.str;
+        description = "Location";
+      })
+      // {
+        meta = {
+          type = "location";
+        };
       };
-    };
-    enableSso = (lib.mkOption {
-      default = true;
-      type = lib.types.bool;
-      description = "Enable SSO for mail server";
-    }) // {
-      meta = {
-        type = "enable";
+    enableSso =
+      (lib.mkOption {
+        default = true;
+        type = lib.types.bool;
+        description = "Enable SSO for mail server";
+      })
+      // {
+        meta = {
+          type = "enable";
+        };
       };
-    };
   };
 }
diff --git a/sp-modules/vikunja/flake.nix b/sp-modules/vikunja/flake.nix
index 7558a21..f2649be 100644
--- a/sp-modules/vikunja/flake.nix
+++ b/sp-modules/vikunja/flake.nix
@@ -5,37 +5,40 @@
     nixpkgs-24-11.url = "github:NixOS/nixpkgs/nixos-24.11";
   };
 
-  outputs = {nixpkgs-24-11, ...}: {
-    nixosModules.default = import ./module.nix nixpkgs-24-11.legacyPackages.x86_64-linux;
-    configPathsNeeded =
-      builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
-    meta = {lib, ...}: {
-      spModuleSchemaVersion = 1;
-      id = "vikunja";
-      name = "Vikunja";
-      description = "Vikunja, the fluffy, open-source, self-hostable to-do app.";
-      svgIcon = builtins.readFile ./icon.svg;
-      isMovable = true;
-      isRequired = false;
-      backupDescription = "Tasks and attachments.";
-      systemdServices = [
-        "vikunja.service"
-      ];
-      folders = [
-        "/var/lib/vikunja"
-      ];
-      postgreDatabases = [
-        "vikunja"
-      ];
-      license = [
-        lib.licenses.agpl3Plus
-      ];
-      homepage = "https://vikunja.io";
-      sourcePage = "https://github.com/go-vikunja/vikunja";
-      supportLevel = "normal";
-      sso = {
-        userGroup = "sp.vikunja.users";
-      };
+  outputs =
+    { nixpkgs-24-11, ... }:
+    {
+      nixosModules.default = import ./module.nix nixpkgs-24-11.legacyPackages.x86_64-linux;
+      configPathsNeeded = builtins.fromJSON (builtins.readFile ./config-paths-needed.json);
+      meta =
+        { lib, ... }:
+        {
+          spModuleSchemaVersion = 1;
+          id = "vikunja";
+          name = "Vikunja";
+          description = "Vikunja, the fluffy, open-source, self-hostable to-do app.";
+          svgIcon = builtins.readFile ./icon.svg;
+          isMovable = true;
+          isRequired = false;
+          backupDescription = "Tasks and attachments.";
+          systemdServices = [
+            "vikunja.service"
+          ];
+          folders = [
+            "/var/lib/vikunja"
+          ];
+          postgreDatabases = [
+            "vikunja"
+          ];
+          license = [
+            lib.licenses.agpl3Plus
+          ];
+          homepage = "https://vikunja.io";
+          sourcePage = "https://github.com/go-vikunja/vikunja";
+          supportLevel = "normal";
+          sso = {
+            userGroup = "sp.vikunja.users";
+          };
+        };
     };
-  };
 }
diff --git a/sp-modules/vikunja/module.nix b/sp-modules/vikunja/module.nix
index e36c5c9..0539cba 100644
--- a/sp-modules/vikunja/module.nix
+++ b/sp-modules/vikunja/module.nix
@@ -1,8 +1,10 @@
-latestPkgs: {
+latestPkgs:
+{
   config,
   lib,
   ...
-}: let
+}:
+let
   sp = config.selfprivacy;
   cfg = sp.modules.vikunja;
   oauthClientID = "vikunja";
@@ -13,18 +15,16 @@ latestPkgs: {
   # SelfPrivacy uses SP Module ID to identify the group!
   usersGroup = "sp.vikunja.users";
 
-  oauthClientSecretFP =
-    auth-passthru.mkOAuth2ClientSecretFP oauthClientID;
+  oauthClientSecretFP = auth-passthru.mkOAuth2ClientSecretFP oauthClientID;
 
   vikunjaPackage = latestPkgs.vikunja.overrideAttrs (old: {
     doCheck = false; # Tests are slow.
-    patches =
-      (old.patches or [])
-      ++ [
-        ./load-client-secret-from-env.patch
-      ];
+    patches = (old.patches or [ ]) ++ [
+      ./load-client-secret-from-env.patch
+    ];
   });
-in {
+in
+{
   options.selfprivacy.modules.vikunja = {
     enable =
       (lib.mkOption {
@@ -63,157 +63,168 @@ in {
       };
   };
 
-  config =
-    lib.mkIf cfg.enable
-    {
-      assertions = [
-        {
-          assertion = sp.sso.enable;
-          message = "Vikunja cannot be enabled when SSO is disabled.";
-        }
-      ];
+  config = lib.mkIf cfg.enable {
+    assertions = [
+      {
+        assertion = sp.sso.enable;
+        message = "Vikunja cannot be enabled when SSO is disabled.";
+      }
+    ];
 
-      fileSystems = lib.mkIf sp.useBinds {
-        "/var/lib/vikunja" = {
-          device = "/volumes/${cfg.location}/vikunja";
-          options = ["bind"];
-        };
-      };
-
-      users = {
-        users.vikunja = {
-          isSystemUser = true;
-          group = "vikunja";
-        };
-        groups.vikunja = {};
-      };
-
-      services.postgresql = {
-        ensureDatabases = ["vikunja"];
-        ensureUsers = [
-          {
-            name = "vikunja";
-            ensureDBOwnership = true;
-          }
-        ];
-      };
-
-      services.vikunja = {
-        enable = true;
-        package = vikunjaPackage;
-        frontendScheme = "https";
-        frontendHostname = "${cfg.subdomain}.${sp.domain}";
-        port = 4835;
-
-        database = {
-          type = "postgres";
-          host = "/run/postgresql";
-        };
-
-        settings = {
-          service = {
-            enableregistration = false;
-            enabletotp = false;
-            enableuserdeletion = true;
-          };
-
-          auth = {
-            local.enabled = false;
-            openid = {
-              enabled = true;
-              providers = [
-                {
-                  name = oauth2-provider-name;
-                  authurl = lib.strings.removeSuffix "/.well-known/openid-configuration" oauthDiscoveryURL;
-                  clientid = oauthClientID;
-                  clientsecret = ""; # There's patch for our Vikunja to make it load client secret from environment variable.
-                  scope = "openid profile email";
-                }
-              ];
-            };
-          };
-        };
-      };
-
-      services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
-        useACMEHost = sp.domain;
-        forceSSL = true;
-        extraConfig = ''
-          add_header Strict-Transport-Security $hsts_header;
-          #add_header Content-Security-Policy "script-src 'self'; object-src 'none'; base-uri 'none';" always;
-          add_header 'Referrer-Policy' 'origin-when-cross-origin';
-          add_header X-Frame-Options DENY;
-          add_header X-Content-Type-Options nosniff;
-          add_header X-XSS-Protection "1; mode=block";
-          proxy_cookie_path / "/; secure; HttpOnly; SameSite=strict";
-        '';
-        locations = {
-          "/" = {
-            proxyPass = "http://127.0.0.1:4835";
-          };
-        };
-      };
-
-      systemd = {
-        services.vikunja = {
-          unitConfig.RequiresMountsFor = lib.mkIf sp.useBinds "/volumes/${cfg.location}/vikunja";
-          serviceConfig = {
-            Slice = "vikunja.slice";
-            LoadCredential = "oauth2-secret:${oauthClientSecretFP}";
-            DynamicUser = lib.mkForce false;
-            User = "vikunja";
-            Group = "vikunja";
-
-            AmbientCapabilities = [""];
-
-            LockPersonality = true;
-            MemoryDenyWriteExecute = true;
-            NoNewPrivileges = true;
-            PrivateDevices = true;
-            PrivateTmp = true;
-
-            PrivateUsers = true;
-            ProcSubset = "pid";
-            ProtectClock = true;
-            ProtectControlGroups = true;
-            ProtectHome = true;
-            ProtectHostname = true;
-            ProtectKernelLogs = true;
-            ProtectKernelModules = true;
-            ProtectKernelTunables = true;
-
-            ProtectProc = "invisible";
-
-            ProtectSystem = "strict";
-
-            RestrictAddressFamilies = ["AF_UNIX" "AF_INET" "AF_INET6"];
-
-            RestrictNamespaces = true;
-            RestrictRealtime = true;
-            RestrictSUIDSGID = true;
-            SystemCallArchitectures = "native";
-
-            RemoveIPC = true;
-
-            SystemCallFilter = ["@system-service" "~@cpu-emulation" "~@debug" "~@keyring" "~@memlock" "~@obsolete" "~@privileged" "~@setuid"];
-          };
-          environment.SP_VIKUNJA_CLIENT_SECRET_PATH = "%d/oauth2-secret";
-        };
-        slices.vikunja = {
-          description = "Vikunja service slice";
-        };
-      };
-
-      selfprivacy.auth.clients.${oauthClientID} = {
-        inherit usersGroup;
-        subdomain = cfg.subdomain;
-        isTokenNeeded = false;
-        originLanding = "https://${cfg.subdomain}.${sp.domain}/";
-        originUrl = "https://${cfg.subdomain}.${sp.domain}/auth/openid/${lib.strings.toLower oauth2-provider-name}";
-        clientSystemdUnits = ["vikunja.service"];
-        enablePkce = false;
-        linuxUserOfClient = "vikunja";
-        linuxGroupOfClient = "vikunja";
+    fileSystems = lib.mkIf sp.useBinds {
+      "/var/lib/vikunja" = {
+        device = "/volumes/${cfg.location}/vikunja";
+        options = [ "bind" ];
       };
     };
+
+    users = {
+      users.vikunja = {
+        isSystemUser = true;
+        group = "vikunja";
+      };
+      groups.vikunja = { };
+    };
+
+    services.postgresql = {
+      ensureDatabases = [ "vikunja" ];
+      ensureUsers = [
+        {
+          name = "vikunja";
+          ensureDBOwnership = true;
+        }
+      ];
+    };
+
+    services.vikunja = {
+      enable = true;
+      package = vikunjaPackage;
+      frontendScheme = "https";
+      frontendHostname = "${cfg.subdomain}.${sp.domain}";
+      port = 4835;
+
+      database = {
+        type = "postgres";
+        host = "/run/postgresql";
+      };
+
+      settings = {
+        service = {
+          enableregistration = false;
+          enabletotp = false;
+          enableuserdeletion = true;
+        };
+
+        auth = {
+          local.enabled = false;
+          openid = {
+            enabled = true;
+            providers = [
+              {
+                name = oauth2-provider-name;
+                authurl = lib.strings.removeSuffix "/.well-known/openid-configuration" oauthDiscoveryURL;
+                clientid = oauthClientID;
+                clientsecret = ""; # There's patch for our Vikunja to make it load client secret from environment variable.
+                scope = "openid profile email";
+              }
+            ];
+          };
+        };
+      };
+    };
+
+    services.nginx.virtualHosts."${cfg.subdomain}.${sp.domain}" = {
+      useACMEHost = sp.domain;
+      forceSSL = true;
+      extraConfig = ''
+        add_header Strict-Transport-Security $hsts_header;
+        #add_header Content-Security-Policy "script-src 'self'; object-src 'none'; base-uri 'none';" always;
+        add_header 'Referrer-Policy' 'origin-when-cross-origin';
+        add_header X-Frame-Options DENY;
+        add_header X-Content-Type-Options nosniff;
+        add_header X-XSS-Protection "1; mode=block";
+        proxy_cookie_path / "/; secure; HttpOnly; SameSite=strict";
+      '';
+      locations = {
+        "/" = {
+          proxyPass = "http://127.0.0.1:4835";
+        };
+      };
+    };
+
+    systemd = {
+      services.vikunja = {
+        unitConfig.RequiresMountsFor = lib.mkIf sp.useBinds "/volumes/${cfg.location}/vikunja";
+        serviceConfig = {
+          Slice = "vikunja.slice";
+          LoadCredential = "oauth2-secret:${oauthClientSecretFP}";
+          DynamicUser = lib.mkForce false;
+          User = "vikunja";
+          Group = "vikunja";
+
+          AmbientCapabilities = [ "" ];
+
+          LockPersonality = true;
+          MemoryDenyWriteExecute = true;
+          NoNewPrivileges = true;
+          PrivateDevices = true;
+          PrivateTmp = true;
+
+          PrivateUsers = true;
+          ProcSubset = "pid";
+          ProtectClock = true;
+          ProtectControlGroups = true;
+          ProtectHome = true;
+          ProtectHostname = true;
+          ProtectKernelLogs = true;
+          ProtectKernelModules = true;
+          ProtectKernelTunables = true;
+
+          ProtectProc = "invisible";
+
+          ProtectSystem = "strict";
+
+          RestrictAddressFamilies = [
+            "AF_UNIX"
+            "AF_INET"
+            "AF_INET6"
+          ];
+
+          RestrictNamespaces = true;
+          RestrictRealtime = true;
+          RestrictSUIDSGID = true;
+          SystemCallArchitectures = "native";
+
+          RemoveIPC = true;
+
+          SystemCallFilter = [
+            "@system-service"
+            "~@cpu-emulation"
+            "~@debug"
+            "~@keyring"
+            "~@memlock"
+            "~@obsolete"
+            "~@privileged"
+            "~@setuid"
+          ];
+        };
+        environment.SP_VIKUNJA_CLIENT_SECRET_PATH = "%d/oauth2-secret";
+      };
+      slices.vikunja = {
+        description = "Vikunja service slice";
+      };
+    };
+
+    selfprivacy.auth.clients.${oauthClientID} = {
+      inherit usersGroup;
+      subdomain = cfg.subdomain;
+      isTokenNeeded = false;
+      originLanding = "https://${cfg.subdomain}.${sp.domain}/";
+      originUrl = "https://${cfg.subdomain}.${sp.domain}/auth/openid/${lib.strings.toLower oauth2-provider-name}";
+      clientSystemdUnits = [ "vikunja.service" ];
+      enablePkce = false;
+      linuxUserOfClient = "vikunja";
+      linuxGroupOfClient = "vikunja";
+    };
+  };
 }
diff --git a/users.nix b/users.nix
index 91fbeab..ffa6a3e 100644
--- a/users.nix
+++ b/users.nix
@@ -6,21 +6,23 @@ in
   users = {
     mutableUsers = false;
     allowNoPasswordLogin = true;
-    users = {
-      "${cfg.username}" = {
-        isNormalUser = true;
-        hashedPassword = cfg.hashedMasterPassword;
-        openssh.authorizedKeys.keys = cfg.sshKeys;
-      };
-    } // builtins.listToAttrs (builtins.map
-      (user: {
-        name = "${user.username}";
-        value = {
+    users =
+      {
+        "${cfg.username}" = {
           isNormalUser = true;
-          hashedPassword = user.hashedPassword;
-          openssh.authorizedKeys.keys = (if user ? sshKeys then user.sshKeys else [ ]);
+          hashedPassword = cfg.hashedMasterPassword;
+          openssh.authorizedKeys.keys = cfg.sshKeys;
         };
-      })
-      cfg.users);
+      }
+      // builtins.listToAttrs (
+        builtins.map (user: {
+          name = "${user.username}";
+          value = {
+            isNormalUser = true;
+            hashedPassword = user.hashedPassword;
+            openssh.authorizedKeys.keys = (if user ? sshKeys then user.sshKeys else [ ]);
+          };
+        }) cfg.users
+      );
   };
 }
diff --git a/volumes.nix b/volumes.nix
index f991579..e5ec621 100644
--- a/volumes.nix
+++ b/volumes.nix
@@ -3,13 +3,13 @@ let
   cfg = config.selfprivacy;
 in
 {
-  fileSystems = builtins.listToAttrs (builtins.map
-    (volume: {
+  fileSystems = builtins.listToAttrs (
+    builtins.map (volume: {
       name = "${volume.mountPoint}";
       value = {
         device = "${volume.device}";
         fsType = "${volume.fsType}";
       };
-    })
-    cfg.volumes);
+    }) cfg.volumes
+  );
 }