Maybe what could be added is a debug header when using grpc. If it is present, the proto schema is sent with each request / response. Then the tooling can be en

Maybe what could be added is a debug header when using grpc. If it is present, the proto schema is sent with each request / response. Then the tooling can be enhanced to look for this. I suspect this would not be much heavier than json so it could be always left on for those who are ok with the overhead. Win win?