docs: @SuppressWarnings("unchecked")
      public static ClientServerEndpointBuilder<KubernetesClientBuilder, KubernetesClientBuilder> kubernetes() {
          return new ClientServerEndpointBuilder(new KubernetesClientBuilder(), new KubernetesClientBuilder()) {
              @Override
              public EndpointBuilder<? extends Endpoint> server() {
                  throw new UnsupportedOperationException("Citrus Kubernetes stack has no support for server implementation");
              }
          };
      }