Given that i can just take generated.proto and ingest it in my software then marshal any built-in type and apply it via standard k8s api, why would I even need

Given that i can just take generated.proto and ingest it in my software then marshal any built-in type and apply it via standard k8s api, why would I even need all the boilerplate crap from apimachinery? Perfectly happy with existing rest-y semantics - full grpc would be going too far