{
  flake.nixosModules.gaming =
    { pkgs, ... }:
    {
      programs.steam = {
        enable = true;
        extraCompatPackages = with pkgs; [ proton-ge-bin ];
        protontricks.enable = true;
        remotePlay.openFirewall = true;
        localNetworkGameTransfers.openFirewall = true;
      };

      programs.gamescope = {
        enable = true;
        capSysNice = true;
        enableWsi = true;
      };

      programs.gamemode.enable = true;

      environment.systemPackages = with pkgs; [
        heroic # Epic-Fassung von Rocket League (braucht GE-Proton)
        umu-launcher # Proton-Runtime für Heroic / Nicht-Steam-Games
      ];
    };
}