{ config, lib, namespace, pkgs, ... }: with lib; with lib.${namespace}; let cfg = config.${namespace}.apps.obs-studio; in { options.${namespace}.apps.obs-studio = with types; { enable = mkBoolOpt false "Whether or not to enable obs-studio"; }; config = mkIf cfg.enable { environment.systemPackages = with pkgs; [ obs-studio ]; }; }