{ ... }:
{
  services.hydra = {
    enable = true;
    hydraURL = "https://hydra.nekover.se";
    listenHost = "localhost";
    port = 3001;
    useSubstitutes = true;
    notificationSender = "hydra@robot.grzb.de";
    extraConfig = "
      binary_cache_public_uri = https://nix-cache.nekover.se
    ";
  };
}