One Protobuf Schema for REST, Postgres, SDKs, and Docs (cadenya.com)

I wrote this up because I haven't found many end-to-end posts that explain how to go from Protobuf to an implemented API, to SDKs, to API docs. There's a lot of wires to plug in, but once you're there. It's magical. So here's my writeup on it for Cadenya.