{ config, lib, pkgs, ... }: with lib; let cfg = config.programs.kbdlight; in { options.programs.kbdlight.enable = mkEnableOption "kbdlight"; config = mkIf cfg.enable { environment.systemPackages = [ pkgs.kbdlight ]; security.permissionsWrappers.setuid = [ { program = "kbdlight"; source = "${pkgs.kbdlight.out}/bin/kbdlight"; user = "root"; group = "root"; setuid = true; }]; }; }