extract service name

module.nix

@@ -1,11 +1,12 @@
-{ lib, config, ... }:
+{ lib, config, pkgs, ... }:
 
 let
+  service = "repo-clone";
   cfg = config.repo-clone;
 in
 {
-  options.repo-clone = {
-    enable = lib.mkEnableOption "repo-clone service";
+  options.${service} = {
+    enable = lib.mkEnableOption "${service} service";
 
     repos = lib.mkOption {
       type = import ./repo.nix { inherit lib; };
@@ -14,20 +15,24 @@ in
       '';
       default = { };
     };
+
+    pkg = lib.mkOption {
+      type = lib.types.package;
+    };
   };
 
 
   # /nix/store/pxd7wc8icz577hpl6pmz02b74nhbrj6h-unit-home-manager-ravenshade.service/home-manager-ravenshade.service
   config = lib.mkIf cfg.enable {
-    system.user.services.repo-clone = {
+    system.user.services.${service} = {
       Unit = {
-        Description = "repo-clone service";
+        Description = "${service} service";
       };
       Service = {
         Type = "exec";
         ExecStart =
           let
-            execName = "repo-clone";
+            execName = service;
             script = lib.writeShellScriptBin execName ''
               echo "hello!"
             '';
@@ -39,5 +44,7 @@ in
         WantedBy = [ "multi-user.target" ];
       };
     };
+
+    cfg.pkg = pkgs.writeText "${service}.conf" '''';
   };
 }