A weekly digest of client library updates from across the Cloud SDK

## Library A weekly digest of client library updates from across the [Cloud SDK](https://cloud.google.com/sdk). ### Python ### Changes for [google-cloud-datastore](https://github.com/googleapis/python-datastore) #### [2.21.0](https://github.com/googleapis/python-datastore/compare/v2.20.2...v2.21.0) (2025-04-10) ##### Features * Add REST Interceptors which support reading metadata ([7be9c4c](https://github.com/googleapis/python-datastore/commit/7be9c4c594af2c2414e394b8bfe62574b58ef337)) * Add support for opt-in debug logging ([7be9c4c](https://github.com/googleapis/python-datastore/commit/7be9c4c594af2c2414e394b8bfe62574b58ef337)) ##### Bug Fixes * Allow protobuf 6.x ([#598](https://github.com/googleapis/python-datastore/issues/598)) ([7c1171b](https://github.com/googleapis/python-datastore/commit/7c1171bf657f7cf4d1404e19611f6c874a8998ca)) * Backwards-compatibility for previous meaning format ([#603](https://github.com/googleapis/python-datastore/issues/603)) ([ed92e8e](https://github.com/googleapis/python-datastore/commit/ed92e8e54a9e0f44302efee89a30a322d0a73636)) * Fix typing issue with gRPC metadata when key ends in -bin ([7be9c4c](https://github.com/googleapis/python-datastore/commit/7be9c4c594af2c2414e394b8bfe62574b58ef337))