useACMEHost for all services

sp-modules/simple-nixos-mailserver/config-paths-needed.json

@@ -1,5 +1,6 @@
 [
   [ "mailserver" ],
+  [ "security", "acme", "certs" ],
   [ "selfprivacy", "domain" ],
   [ "selfprivacy", "hashedMasterPassword" ],
   [ "selfprivacy", "useBinds" ],

sp-modules/simple-nixos-mailserver/config.nix

@@ -75,9 +75,7 @@ lib.mkIf sp.modules.simple-nixos-mailserver.enable
       "admin@${sp.domain}" = "${sp.username}@${sp.domain}";
     };
 
-    certificateScheme = "manual";
-    certificateFile = "/var/lib/acme/${sp.domain}/fullchain.pem";
-    keyFile = "/var/lib/acme/${sp.domain}/key.pem";
+    certificateScheme = "acme";
 
     # Enable IMAP and POP3
     enableImap = true;