{ pkgs, ... }: {
  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 = [{ routeConfig.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 AAAAC3NzaC1lZDI1NTE5AAAAIHOsgD2+McS1+FFMKV9N620ta4DqHCYR1LqyoIR+AwU7 osiris@underworld"
      ];
    };
  };

  programs.zsh.enable = true;
  users.defaultUserShell = pkgs.zsh;

  # 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?
}