{ config, lib, pkgs, ... }: { time.timeZone = "Europe/London"; i18n.defaultLocale = "en_US.UTF-8"; console.keyMap = "uk"; networking = { firewall.enable = true; firewall.allowedTCPPorts = [ 22 ]; # SSH hostName = config.networking.hostName or "nixos"; useDHCP = false; usePredictableInterfaceNames = false; }; }