{ ... }:

{
  # Import configuration files.
  imports = [
    ./localisation-configuration.nix
    ./packages.nix
    ./users-configuration.nix
  ];

  # Enable the X11 windowing system.
  services.xserver.enable = true;

  # Enable the GNOME Desktop Environment.
  services.displayManager.gdm.enable = true;
  services.desktopManager.gnome.enable = true;

  # QT Adwaita theme
  qt = {
    enable = true;
    platformTheme = "gnome";
    style = "adwaita-dark";
  };

  # Enable networking
  networking.networkmanager.enable = true;

  # Enable CUPS to print documents.
  services.printing.enable = true;

  # Enable sound with pipewire.
  services.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

  # Nano configuration.
  programs.nano = {
    nanorc = ''
      set autoindent
      set linenumbers
      set mouse
      set tabstospaces
      set tabsize 4
    '';
  };

  services.udev.extraRules = ''
    # Renesas based Arduino Santiago/Portenta H33 bootloader mode UDEV rules
    SUBSYSTEMS=="usb", ATTRS{idVendor}=="2341", MODE:="0666"
  '';

  # Add nix experimental features.inherit
  nix.settings.experimental-features = [ "nix-command" "flakes" ];
}