refactor(wayland.utility): utility modules, add gammastep/tools

home/modules/desktop/wayland/utility/tools/default.nix

@@ -0,0 +1,27 @@
+{ lib, config, pkgs, ... }:
+
+let
+  cfg = config.homeModules.desktop.wayland.utility.tools;
+in
+
+{
+  config = lib.mkIf cfg.enable {
+    home = {
+      packages = with pkgs; [
+        grim
+        slurp
+        libnotify
+        wl-screenrec
+        wf-recorder
+        wl-clipboard
+      ];
+    };
+    
+    systemd.user.targets.tray = {
+      Unit = {
+        Description = "Home Manager System Tray";
+        Requires = ["graphical-session-pre.target"];
+      };
+    };
+  };
+}