{ config, pkgs, lib, ...}: { options.variables = with lib; { hostName = mkOption { type = types.str; example = "nucturne"; description = "Hostname of the system"; default = "hostnamenotset"; }; graphical = mkOption { type = types.bool; default = false; description = "Whether to enable the graphical environment"; }; server = mkOption { type = types.bool; default = false; description = "Whether this system is a server"; }; }; }