Fix overlay to properly import quickshell from nixpkgs

flake.nix

@@ -24,9 +24,16 @@
       };
     in
     {
-      overlays.default = final: prev: {
+      overlays.default = final: prev: 
+        let
+          # Get quickshell from nixpkgs for the current system
+          pkgsForQuickshell = import nixpkgs { 
+            system = final.system;
+            config.allowUnfree = true;
+          };
+        in {
           # Use quickshell from nixpkgs (supports all architectures)
-        quickshell-base = prev.quickshell;
+          quickshell-base = pkgsForQuickshell.quickshell;
         
           # Enhanced quickshell with Qt5Compat support for dots-hyprland
           quickshell = final.writeShellScriptBin "quickshell" ''
@@ -44,6 +51,7 @@
           exec ${final.quickshell-base}/bin/qs "$@"
         '';
       };
+      };
 
       packages = forAllSystems (system: 
         let