{ ... }:
{
  imports = [
    # Include the results of the hardware scan.
    ./hardware.nix
    ./home.nix
    ./ssh.nix
    ./web
  ];

  boot.loader.grub.device = "/dev/sda";
  time.timeZone = "Europe/Helsinki";

  networking = {
    hostName = "sagittarius";
    useNetworkd = true;
    firewall.allowedTCPPorts = [ 22 ];
  };
  systemd.network = {
    enable = true;
    networks."10-wan" = {
      matchConfig.Name = "enp1s0";
      networkConfig.DHCP = "ipv4";
      address = [ "2a01:4f9:c012:c7a7::/64" ];
      routes = [ { Gateway = "fe80::1"; } ];
    };
  };

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

  programs.gnupg.agent = {
    enable = true;
    enableSSHSupport = true;
  };

  users.users = {
    ascella = {
      isNormalUser = true;
      extraGroups = [ "wheel" ];
      openssh.authorizedKeys.keys = [
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKiDCf9LMx9diW5BveEju9w2Xv2kk7qKCyLESLyymzih ihp@ihp-laptop"
        "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIM4aG8NI25TgjcDevjsY/Y6d3iYsQxSEtIpsqprMHmad osiris@underworld"
      ];
    };
    nongzhangren = {
      isNormalUser = true;
      extraGroups = [ "wheel" ];
      openssh.authorizedKeys.keys = [
        "ssh-rsa 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 sveb@wahlheim"
      ];
    };
  };

  # 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).
  system.stateVersion = "23.05"; # Did you read the comment?
}