{
  config,
  pkgs,
  ...
}: {
  imports = [
    # enable home manager
    <home-manager/nixos>
    ./home.nix
  ];

  nixpkgs.config.allowUnfree = true;

  boot.loader = {
    systemd-boot.enable = true;
    efi = {
      canTouchEfiVariables = true;
      efiSysMountPoint = "/boot/efi";
    };
  };

  networking = {
    # wireless.enable = true;  # Enables wireless support via wpa_supplicant.

    # Configure network proxy if necessary
    # proxy.default = "http://user:password@proxy:port/";
    # proxy.noProxy = "127.0.0.1,localhost,internal.domain";

    # Enable networking
    networkmanager.enable = true;

    firewall = {
      enable = true;
      allowedTCPPortRanges = [
        {
          from = 1714;
          to = 1764;
        } # KDE Connect
      ];
      allowedUDPPortRanges = [
        {
          from = 1714;
          to = 1764;
        } # KDE Connect
      ];
    };
  };

  time.timeZone = "Europe/Berlin";
  i18n = {
    defaultLocale = "en_US.UTF-8";
    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";
    };
  };

  services = {
    xserver = {
      # Enable the X11 windowing system / wayland depending on DE
      enable = true;

      # Configure keymap in X11
      layout = "de";
      xkbVariant = "";

      # Enable touchpad support (enabled default in most desktopManager).
      # libinput.enable = true;
    };

    # Enable CUPS to print documents.
    printing.enable = true;

    # Enable the OpenSSH daemon.
    openssh = {
      enable = true;
      permitRootLogin = "no";
    };
  };

  # Configure console keymap
  console.keyMap = "de";

  # Enable sound with pipewire.
  sound.enable = true;
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  system = {
    # This value determines the NixOS release from which the default
    # settings for stateful data, like file locations and database versions
    # on your system were taken. It‘s perfectly fine and recommended to leave
    # this value at the release version of the first install of this system.
    # Before changing this value read the documentation for this option
    # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
    stateVersion = "22.11"; # Did you read the comment?

    # enable auto updates
    autoUpgrade.enable = true;
  };

  nix.gc = {
    automatic = true;
    dates = "00:30";
  };

  programs.git = {
    enable = true;
    package = pkgs.gitFull;
  };

  # List packages installed in system profile.
  # environment.systemPackages = [];
}