/// <summary>
/// Attempts to gracefully stop the host with the given timeout.
/// </summary>
/// <param name="host"></param>
/// <param name="timeout">The timeout for stopping gracefully. Once expired the
/// server may terminate any remaining active connections.</param>
/// <returns></returns>
//public static Task StopAsync(this IAppHost host, TimeSpan timeout)
//{
// return host.StopAsync(new CancellationTokenSource(timeout).Token);
//}
/// <summary>
/// Block the calling thread until shutdown is triggered via Ctrl+C or SIGTERM.
/// </summary>
/// <param name="host">The running <see cref="IAppHost"/>.</param>
public static void WaitForShutdown(this IAppHost host)
{
host.WaitForShutdownAsync().GetAwaiter().GetResult();
}