{ config, lib, pkgs, ... }: let cfg = config.features.services.bundles.printing; in { options.features.services.bundles.printing.enable = lib.mkEnableOption "printing"; config = lib.mkIf cfg.enable { services.printing = { enable = true; drivers = with pkgs; [ brlaser ]; }; services.avahi = { enable = true; nssmdns4 = true; openFirewall = true; }; }; }