nixfiles/modules/common/locales.nix

{
  config,
  pkgs,
  ...
}:

{
  i18n.defaultLocale = "de_DE.UTF-8";

  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";
  };

  time.timeZone = "Europe/Berlin";
  console = {
    earlySetup = true;
    keyMap = "de";
  };
}