{ ... }: {
  flake.nixosModules.base-sys-locale = {
    time.timeZone = "Europe/Berlin";
    i18n.defaultLocale = "de_DE.UTF-8";
    console.keyMap = "de";
    services.xserver.xkb.layout = "de";
    i18n.extraLocaleSettings = {
      LC_ADDRESS = "de_DE.UTF-8";
      LC_IDENTIFICATION = "de_DE.UTF-8";
      LC_MEASUREMENT = "de_DE.UTF-8";
      LC_MONETARY = "de_DE.UTF-8";
      LC_NAME = "de_DE.UTF-8";
      LC_NUMERIC = "de_DE.UTF-8";
      LC_PAPER = "de_DE.UTF-8";
      LC_TELEPHONE = "de_DE.UTF-8";
      LC_TIME = "de_DE.UTF-8";
    };
  };
}
