{ pkgs, ... }:
{
  imports = [ ./hardware-configuration.nix ];

  boot = {
    loader = {
      grub.enable = true;
      grub.device = "/dev/sda";
    };
    kernelPackages = pkgs.linuxPackages_latest;
  };

  zramSwap.enable = true;

  networking = {
    hostName = "main-node";
    nameservers = [
      "46.38.225.230"
      "46.38.252.230"
      "2a03:4000:0:1::e1e6"
      "2a03:4000:8000::fce6"
    ];
    defaultGateway = {
      address = "89.58.8.1";
      interface = "ens3";
    };
    defaultGateway6 = {
      address = "fe80::1";
      interface = "ens3";
    };
    interfaces.ens3 = {
      useDHCP = true;
      ipv4.addresses = [
        {
          address = "188.68.44.196";
          prefixLength = 32;
        }
      ];
      ipv6.addresses = [
        {
          address = "2a03:4000:5f:d2e::1";
          prefixLength = 64;
        }
      ];
    };
  };
  time.timeZone = "Europe/Vienna";

  # 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";
}