Missing JSDoc anotation for encore services in final client.ts

[ctzaruba]

We have an almost bulletproof script to convert Encore client.ts into the OpenAPI 3.0.3 format, even supporting raw calls. However, one issue remains, which we consider a bug: in the Dev Console, you can currently see descriptions not only for controller functions but also for the Encore microservice itself.

But Service JSDoc is missing in final Client.ts file