add gaming

modules/desktop/gaming/proton_ge/default.nix

@@ -0,0 +1,26 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}: let
+  cfg = config.gaming.proton_ge;
+in {
+  options.gaming.proton_ge = {
+    enable = lib.mkEnableOption "enable proton ge";
+  };
+
+  
+  # this is an imperitive install after rebuild run `protonup`
+  config = lib.mkIf cfg.enable {
+    environment.systemPackages = with pkgs; [
+      protonup
+    ];
+
+    # tells `protonup` what path to use
+    environment.sessionVariables = {
+      STEAM_EXTRA_COMPACT_TOOLS_PATHS = 
+        "/home/blake/.steam/root/compatibilitytools.d";
+    };
+  };
+}