{...}: {
  networking.hostName = "laptop"; # Define your hostname.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Enable networking
  networking.networkmanager.enable = true;
  hardware.bluetooth.enable = true; # enables support for Bluetooth
  hardware.bluetooth.powerOnBoot = true; # powers up the default Bluetooth controller on boot
  services.blueman.enable = true;
}