{ pkgs, lib, config, ... }: let cfg = config._archetypes.collections.desktop.chromium; in { options._archetypes.collections.desktop.chromium = { enable = lib.mkEnableOption "install chromium browser"; package = lib.mkOption { type = lib.types.package; default = pkgs.ungoogled-chromium; description = "chromium package to install"; }; }; config = lib.mkIf cfg.enable { environment.systemPackages = [ cfg.package ]; }; }