{ config, lib, pkgs, ... }: with lib; let cfg = config.services.xserver.windowManager.nimdow; in { options = { services.xserver.windowManager.nimdow.enable = mkEnableOption (lib.mdDoc "nimdow"); }; config = mkIf cfg.enable { services.xserver.windowManager.session = singleton { name = "nimdow"; start = '' ${pkgs.nimdow}/bin/nimdow & waitPID=$! ''; }; environment.systemPackages = [ pkgs.nimdow ]; }; }