https://docs.corelightning.org/docs/grpc#generating-language-specific-bindings
Best I could find was this one. And you are right, CLN could really use some nicer "how to get started as a dev" docs
Discussion
But their crate says I can directly use it as a client library? Why do I have to generate bindings?
They have a crate but not an example on how to use it. It's 5 lines of code.