Unified home and system modules!

modules/gaming/steam.nix

@@ -0,0 +1,17 @@
+{ config, pkgs, lib, ... }:
+
+let
+  cfg = config.samfelag.modules.gaming.steam;
+in
+{
+  options.samfelag.modules.gaming.steam = {
+    enable = lib.mkEnableOption "steam";
+  };
+  config = lib.mkIf cfg.enable {
+    programs.steam = {
+      enable = true;
+      remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+      dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+    };
+  };
+}