feat: enable steam and gate gaming options behind option

modules/optional/graphical/default.nix

@@ -1,6 +1,23 @@
-{pkgs, ...}: {
+{
+  lib,
+  pkgs,
+  ...
+}: let
+  inherit
+    (lib)
+    mkOption
+    types
+    ;
+in {
   imports = [
     ./fonts.nix
     ./wayland.nix
+    ./steam.nix
   ];
+
+  options.graphical.gaming.enable = mkOption {
+    description = "Enables gaming on this machine and will add a lot of gaming related packages and configuration.";
+    default = false;
+    type = types.bool;
+  };
 }

modules/optional/graphical/steam.nix

@@ -0,0 +1,18 @@
+{
+  lib,
+  config,
+  pkgs,
+  ...
+}: {
+  config = lib.mkIf config.graphical.gaming.enable {
+    programs.steam = {
+      enable = true;
+      package = pkgs.steam.override {
+        extraPkgs = pkgs:
+          with pkgs; [
+            # add packages here in case any game needs them...
+          ];
+      };
+    };
+  };
+}