{
  pkgs,
  inputs,
  ...
}:
{
  imports = [
    # inputs.hardware.nixosModules.common-cpu-amd # TODO something useful for me?

    ./hardware-configuration.nix

    ../common/global
    ../common/users/julian

    # ../common/optional/openssh.nix
    ../common/optional/pipewire.nix
    ../common/optional/remote-builder.nix
    ../common/optional/boot-efi.nix
    ../common/optional/pcmanfm.nix

    # ../common/optional/i3.nix
    # ../common/optional/gdm.nix
    ../common/optional/greetd.nix

    ../common/optional/gamemode.nix
    # ../common/optional/redshift.nix
    # ../common/optional/redshift.nix
    ../common/optional/virtualbox.nix
    ../common/optional/xdg-portal.nix # TODO: not needed?
    ../common/optional/polkit.nix # TODO: maybe not needed!
    ../common/optional/keyring.nix # TODO: maybe not needed!
  ];

  # programs.hyprland.enable = true;

  boot.binfmt.emulatedSystems = [ "aarch64-linux" ];
  boot.blacklistedKernelModules = [ "pcspkr" ]; # Disables "beep"

  networking.hostName = "aspi";
  networking.networkmanager.enable = true;
  # networking.networkmanager.dns = "systemd-resolved";
  services.resolved.enable = true;

  time.timeZone = "Europe/Berlin";

  hardware.graphics.enable = true;

  modules = {
    syncthing = {
      enable = true;
      overrideSettings = false;
    };
  };

  users.mutableUsers = false;

  services.blueman.enable = true;
  services.upower.enable = true;

  programs.steam.enable = true;

  programs.dconf.enable = true;
  services.logind.lidSwitch = "lock";
  services.logind.lidSwitchDocked = "lock";

  programs.kdeconnect.enable = true;

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

  # This interface is started on boot / switch
  networking.wg-quick.interfaces = {
    julian = {
      configFile = "/etc/wireguard/julian.conf";
    };
  };

  # List services that you want to enable:
  services.openssh.enable = false;
  services.flatpak.enable = true;

  security.krb5.enable = true;
  security.krb5.settings = {
    # domain_realm = {
    #   ".julian-mutter.de" = "julian-mutter.de";
    #   "julian-mutter.de" = "julian-mutter.de";
    # };
    libdefaults = {
      default_realm = "julian-mutter.de";
      #   dns_lookup_realm = true;
      #   dns_lookup_kdc = true;
      #   ticket_lifetime = "24h";
      #   renew_lifetime = "7d";
    };
    realms = {
      "julian-mutter.de" = {
        kdc = [ "kerberos.julian-mutter.de" ];
        admin_server = "kerberos-admin.julian-mutter.de";
        default_domain = "julian-mutter.de";
      };
    };
  };

  virtualisation.docker.enable = true;
  # hardware.nvidia-container-toolkit.enable = true;
  # services.xserver.videoDrivers = [ "nvidia" ];
  hardware.nvidia.open = false;

  # Do not alway generate man-cache, making builds much faster
  documentation.man.generateCaches = false;

  # MDNS on local network
  services.avahi = {
    enable = true;
    nssmdns4 = true;
  };

  # Packages needed as root
  environment.systemPackages = with pkgs; [
    vim
    htop
    mc
    xorg.xhost
    pavucontrol
    frajul.pulseaudio-popup
    gparted-xhost # needs to be installed as system package so it can be actually opened
    xclip

    brightnessctl
  ];

  # ======================== DO NOT CHANGE THIS ========================
  system.stateVersion = "24.05";
  # ======================== DO NOT CHANGE THIS ========================
}