2.21.0 (2025-04-10) Features Add REST Interceptors which support reading metadata (7be9c4c) Add support for opt-in debug logging (7be9c4c) Bug Fixes Allow protobuf 6.x (#598) (7c1171b) Backwards-compatibility for previous meaning format (#603) (ed92e8e) Fix typing issue with gRPC metadata when key ends in -bin (7be9c4c)