t14_legacy_config/home/apps/steam/default.nix

{pkgs, lib, config, ...}:
with lib; let 
  cfg = config.local.apps.steam;
in { 
  options.local.apps.steam.enable = mkEnableOption "Steam";
  config = mkIf cfg.enable {
    home.packages = [
      (pkgs.callPackage ./package.nix {})
      pkgs.protonup
    ];
  };
}