feat(clipboard): add enable option

home/modules/clipboard/default.nix

@@ -1,7 +1,21 @@
-{ pkgs, ... }:
-
 {
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+let
+  cfg = config.clipboard;
+in
+{
+  options.clipboard = {
+    enable = lib.mkEnableOption "clipboard";
+  };
+
+  config = lib.mkIf cfg.enable {
     home.packages = with pkgs; [
       wl-clipboard
     ];
+  };
 }