#https://xeiaso.net/talks/asg-2023-nixos/ example { lib, config, pkgs, ... }: let isEnabled = config.azos.mpris-proxy.enable; in { options.azos.mpris-proxy.enable = lib.mkOption { default = true; example = true; type = lib.types.bool; }; config = lib.mkIf isEnabled { services.mpris-proxy.enable = true; }; }