/// <summary>
 /// Pings the service.
 /// <para>
 /// If no exception is thrown, the service is considered up/healthy.
 /// </para>
 /// </summary>
 /// <param name="cdnService">The <see cref="IContentDeliveryNetworkService"/> service instance.</param>
 /// <exception cref="FlurlHttpException">If the API call returns a bad <see cref="HttpStatusCode" />.</exception>
 public static void Ping(this IContentDeliveryNetworkService cdnService)
 {
     cdnService.PingAsync().ForceSynchronous();
 }