{ lib, ... }:
{
  imports = [
    ./boot.nix
    ./system.nix
  ];

  programs = {
    git.enable = true;
    dconf.enable = true;
    nix-ld.enable = true;
  };

  # Configure firewall
  networking.firewall = lib.mkDefault {
    enable = true;
    allowedTCPPorts = [ 22 80 443 ]; # 根据需要调整
    allowedUDPPorts = [ 9 53 ]; # 9: wol, 53: dns
  };

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "zh_CN.UTF-8";
    LC_IDENTIFICATION = "zh_CN.UTF-8";
    LC_MEASUREMENT = "zh_CN.UTF-8";
    LC_MONETARY = "zh_CN.UTF-8";
    LC_NAME = "zh_CN.UTF-8";
    LC_NUMERIC = "zh_CN.UTF-8";
    LC_PAPER = "zh_CN.UTF-8";
    LC_TELEPHONE = "zh_CN.UTF-8";
    LC_TIME = "zh_CN.UTF-8";
  };

  time.timeZone = "Asia/Shanghai";
}