Héctor Mendoza

feat: Add the protected apiVersion property

2

Add the protected `apiVersion` property to the `Resource` class to support the new api version header.

feat: Add the apiVersion protected property to the generated resources when applicable

5

Add the protected `apiVersion` property to the generated resource classes when the discovery document contains the `apiVersion` field inside the resource fields.

**Is your feature request related to a problem? Please describe.** Currently in order to create a new Golden client for unit testing it is required to copy files from your...

This is a prototype for #498

related: https://github.com/googleapis/google-auth-library-php/pull/578 Adds logging capabilities to the Gapic Clients by adding logging into the supported transports (Http, Grpc and GrpcFallback).

related: https://github.com/googleapis/gax-php/pull/585 Add logging support to the HTTP calls for easy debugging.

Adds a method that exposes the underlying protobuf errors via the `ApiException::getErrorDetails` method. b/374174649