small services example setup with grpc and different middlewares added to the grpc connection like
- prometheus metrics with histogram
- zap context logging
- opentracing wiht jagger tracer
start jagger all in one
docker run -d -p5775:5775/udp -p6831:6831/udp -p6832:6832/udp \
-p5778:5778 -p16686:16686 -p14268:14268 jaegertracing/all-in-one:latest