[desktop] Add protonup

roles/desktop/default.nix

@@ -8,6 +8,7 @@ let
   basePackages = with pkgs; [
     brightnessctl
     mangohud # Should probably get refactored with steam/gamescope out to a gaming role
+    protonup-qt
   ];
 
   x11BasePackages = with pkgs; [
@@ -104,6 +105,9 @@ in
         gamescopeSession = {
           enable = true;
         };
+	extraCompatPackages = with pkgs; [
+	  proton-ge-bin
+	];
         #package = pkgs.steam.override {
         #withJava = true;
         #withPrimus = true;