{ config, lib, pkgs, ... }: with lib; let cfg = config.local.sys.steam; in { options.local.sys.steam = { enable = mkEnableOption "steam settings"; }; config = mkIf cfg.enable { programs.steam = { enable = true; remotePlay.openFirewall = true; dedicatedServer.openFirewall = true; localNetworkGameTransfers.openFirewall = true; }; environment = { systemPackages = with pkgs; [ protontricks protonup protonup-ng winetricks ]; }; }; }