Add secrets and cleanup

modules/msjd.nix

@@ -1,5 +1,8 @@
-{ pkgs, ... }:
+{ config, pkgs, ... }:
 
+let
+  projectDir ="${config.users.users."me".home}/main/msjd";
+in
 {
   systemd.services.msjd = {
     description = "Msjd";
@@ -7,7 +10,7 @@
     wantedBy = [ "multi-user.target" ];
 
     serviceConfig = {
-      WorkingDirectory = "/home/me/main/msjd";
+      WorkingDirectory = projectDir;
       ExecStart = "${pkgs.nodejs}/bin/node index.mjs";
 
       User = "me";
@@ -19,5 +22,7 @@
         "PORT=3709"
       ];
     };
+
+    ConditionPathIsDirectory = projectDir;
   };
 }