add dnote

hosts/freun.dev/services.nix

@@ -9,6 +9,7 @@ let
     from = "noreply@${config.networking.domain}";
     heloName = config.networking.domain;
   };
+  secrets = config.age.secrets;
 in
 {
   services.postgresql.package = pkgs.postgresql_16;
@@ -149,5 +150,16 @@ in
         videoConversion.concurrency = 2;
       };
     };
+
+    dnote = {
+      enable = true;
+      subdomain = "note";
+      environment = {
+        SmtpHost = smtp.host;
+        SmtpPort = smtp.port;
+        SmtpUsername = smtp.username;
+      };
+      environmentFile = secrets.dnote.path;
+    };
   };
 }