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