Part 2. Where Does processEvent Come From?
Opening the code generator behind platform.yaml: how an AsyncAPI schema becomes Java models and the delegate interface we implement, plus a playground you can type into.
Asyncapi
Part 1. Contract First: Letting the Spec Write the Code
How we moved Lambda ports onto AsyncAPI and OpenAPI contracts, declared them in one platform.yaml, and let a generator write the event models, SQS consumers and HTTP clients we used to write by hand.