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

  boot = { loader.systemd-boot.enable = true; };

  time.timeZone = "Europe/Amsterdam";
  i18n.defaultLocale = "en_US.UTF-8";

  services = {
    gnome.gnome-keyring.enable = lib.mkForce false;

    xserver = {
      enable = true;
      displayManager.gdm = { enable = true; };
      desktopManager.gnome.enable = true;
      excludePackages = with pkgs; [ xterm ];
    };

    printing = {
      enable = true;
      drivers = [ pkgs.hplip pkgs.gutenprint ];
    };

    fprintd = {
      enable = true;

      tod = {
        enable = true;
        driver = pkgs.libfprint-2-tod1-vfs0090;
      };
    };
  };

  users = {
    users.pim = {
      isNormalUser = true;
      extraGroups = [ "wheel" "docker" "input" ];
    };
  };

  environment = {
    systemPackages = with pkgs; [
      wget
      curl
      git
      btop
      ripgrep
      vim
      dogdns
      tree
      dig
    ];
    gnome.excludePackages = with pkgs; [
      gnome.totem
      gnome-tour
      gnome.epiphany
      gnome.geary
      gnome-console
      gnome.gnome-music
    ];
  };

  system = {
    stateVersion = "23.05";

    activationScripts.diff = ''
      if [[ -e  /run/current-system ]]; then
        ${pkgs.nix}/bin/nix store diff-closures /run/current-system "$systemConfig"
      fi
    '';
  };

  programs.ssh = {
    startAgent = true;

    knownHosts = {
      dmz = {
        hostNames = [ "*.dmz" ];
        publicKey =
          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIAX2IhgHNxC6JTvLu9cej+iWuG+uJFMXn4AiRro9533x";
        certAuthority = true;
      };

      hypervisors = {
        hostNames = [ "*.hyp" ];
        publicKey =
          "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFzRkH3d/KVJQouswY/DMpenWbDFVOnI3Vut0xR0e1tb";
        certAuthority = true;
      };
    };
  };

  security.sudo.extraConfig = ''
    Defaults        timestamp_timeout=30
  '';

  nix = {
    package = pkgs.nixFlakes;
    extraOptions = ''
      experimental-features = nix-command flakes
    '';

    gc = {
      automatic = true;
      persistent = true;
      dates = "weekly";
      options = "--delete-older-than 7d";
    };
  };

  age = {
    identityPaths = [ "/home/pim/.ssh/age_ed25519" ];

    secrets = {
      wg-quick-home-privkey.file = ../secrets/wg-quick-home-privkey.age;
      wg-quick-home-preshared-key.file =
        ../secrets/wg-quick-home-preshared-key.age;
    };
  };

  networking = {
    hostName = "x260";

    wg-quick.interfaces.home = {
      privateKeyFile = config.age.secrets.wg-quick-home-privkey.path;
      address = [ "10.225.191.4/24" ];
      dns = [ "192.168.30.8" ];
      peers = [{
        presharedKeyFile = config.age.secrets.wg-quick-home-preshared-key.path;
        endpoint = "wg.geokunis2.nl:51820";
        publicKey = "fa3mQ7ximJbH7cu2ZbWidto5xBGxEEfWvCCiUDk00Hg=";
        allowedIPs = [ "0.0.0.0/0" "::0/0" ];
      }];
    };
  };

  virtualisation.docker = {
    enable = true;
    rootless = {
      enable = true;
      setSocketVariable = true;
    };
  };

  nixpkgs.config.permittedInsecurePackages = [
    "electron-25.9.0"
  ];
}