adds popos compatibility

config/home-manager/workstation/gnome-extensions.nix

@@ -1,10 +1,6 @@
-{
-  config,
-  pkgs-unstable,
-  pkgs,
-  ...
-}:
-{
+{ config, pkgs-unstable, pkgs, lib, ... }:
+
+lib.mkIf (builtins.match ".*GNOME.*" (builtins.getEnv "XDG_CURRENT_DESKTOP") != null) {
   # We run most extensions from unstable because they are more up-to-date
   home.packages =
     with pkgs.gnomeExtensions;