public override void AddMethod <TRequest, TResponse>(Method <TRequest, TResponse> method, ClientStreamingServerMethod <TRequest, TResponse> handler) { var callHandler = _serverCallHandlerFactory.CreateClientStreaming(method, _serviceInvokerFactory.CreateClientStreamingInvoker(method)); EndpointConventionBuilders.Add(_builder.MapPost(method.FullName, callHandler.HandleCallAsync)); }