At my last job, we used https://retailmenot.github.io/shield/ https://retailmenot.github.io/shield/ to both handle versioning and our microservices. This lets y

At my last job, we used https://retailmenot.github.io/shield/ https://retailmenot.github.io/shield/ to both handle versioning and our microservices. This lets you even entirely swap out the microservice between versions!