using desktopfile hook now

pkgs/by-name/gr/grimorie/package.nix

@@ -15,6 +15,7 @@
   sqlite,
   callPackage,
   makeDesktopItem,
+  copyDesktopItems,
 }: let
   sources = callPackage ../../../../_sources/generated.nix {};
 
@@ -58,8 +59,11 @@ in
       pkg-config
       makeWrapper
       electron_40
+      copyDesktopItems
     ];
 
+    desktopItems = [desktopItem];
+
     buildInputs = [
       sqlite
     ];
@@ -121,8 +125,6 @@ in
       --set ELECTRON_RESOURCES_PATH "$out/lib/grimoire" \
       --set NODE_ENV production
 
-      cp -r ${desktopItem}/share/applications/grimoire.desktop $out/share/applications/grimoire.desktop
-
       runHook postInstall
     '';