Tomo Suzuki

feat(google/cloud/commerceproducer/v1beta): add google-cloud-commerceproducer (#17781) Introducing the new google-cloud-commerceproducer library. b/533114519 PiperOrigin-RevId: 945346565

feat(google/cloud/productregistry/v1): add google-cloud-productregistry (#17783) Introducing google-cloud-productregistry package. b/530253265 PiperOrigin-RevId: 941236329

feat(google/maps/isochrones/v1): add google-maps-isochrones (#17785) b/529841877 PiperOrigin-RevId: 940577005

feat(google/cloud/agentidentitycredentials/v1beta): add google-cloud-agentidentitycredentials v1beta (#17898) b/535024092 This PyPI package google-cloud-agentidentitycredentials already exists with v1 version.

chore(cloud/sql): onboarding a new API (#20206) This pull request introduces a new library "sql". b/537732402 for google/cloud/sql/v1beta4 b/537731332 for google/cloud/sql/v1

chore(main): release google-auth 2.56.2 (#17814) :robot: I have created a release *beep* *boop* --- ## [2.56.2](https://github.com/googleapis/google-cloud-python/compare/google-auth-v2.56.1...google-auth-v2.56.2) (2026-07-21) ### Bug Fixes * **auth:** centralize cert discovery logic and steps ([#17696](https://github.com/googleapis/google-cloud-python/issues/17696)) ([edc0423](https://github.com/googleapis/google-cloud-python/commit/edc0423e57dd06bef3a93802642a074ab8b7bc5d)) * **auth:** exit early when agent cert config is outside well-known directory ([#17762](https://github.com/googleapis/google-cloud-python/issues/17762)) ([61e795a](https://github.com/googleapis/google-cloud-python/commit/61e795a8299afec863487776c8a679adbb2911ab)) * **transport:** propagate mTLS adapter to auth session and fix connection leaks ([#17689](https://github.com/googleapis/google-cloud-python/issues/17689)) ([8289d32](https://github.com/googleapis/google-cloud-python/commit/8289d328f9a1eb2abb766644e4f6748198679c80)) * update _SERVICE_ACCOUNT_EMAIL_PATTERN to require .gserviceaccount.com suffix ([#17748](https://github.com/googleapis/google-cloud-python/issues/17748)) ([b60bb04](https://github.com/googleapis/google-cloud-python/commit/b60bb04a73eb35b15320c54bc3493132e6ba5706)) --- This PR was generated with [Release Please](https://github.com/googleapis/release-please). See [documentation](https://github.com/googleapis/release-please#release-please).

chore(datastore): add snippet metadata to extra-files in release-please config (#20216) Add `extra-files` for `datastore/examples/admin/apiv1/snippet_metadata.google.datastore.admin.v1.json` so that release-please automatically updates the snippet metadata version on release. Without this, release pull requests have discrepancies in the generation and check was failing : https://github.com/googleapis/google-cloud-go/actions/runs/30049859257/job/89349382354.

feat: update API sources and regenerate (#20188) The API definition update for this week. ``` suztomo@suztomo:~/librarian-2026/google-cloud-go$ V=$(go run github.com/googleapis/librarian/cmd/librarian@latest config get version) suztomo@suztomo:~/librarian-2026/google-cloud-go$ go run github.com/googleapis/librarian/cmd/librarian@${V} update sources.googleapis suztomo@suztomo:~/librarian-2026/google-cloud-go$ go run github.com/googleapis/librarian/cmd/librarian@${V} generate --all suztomo@suztomo:~/librarian-2026/google-cloud-go$ git add . && git commit -m "feat: update API sources and regenerate" ``` --------- Co-authored-by: haphungw <haphung@google.com> Co-authored-by: Alex Hong <9397363+hongalex@users.noreply.github.com>

chore: update librarian to v0.28.0 (#17811) Librarian version upgrade with `generate -all`.

ci: librarian to use Go 1.25.8 toolchain (#20200) This will fix `librarian generate` Go toolchain mismatch: ``` go: toolchain upgrade needed to resolve google.golang.org/genproto/googleapis/type/interval go: google.golang.org/genproto@v0.0.0-20260720211330-0afa2a65878a requires go >= 1.25.8 (running go 1.25.0; GOTOOLCHAIN=go1.25.0) : exit status 1 ``` Fixes https://github.com/googleapis/google-cloud-go/issues/20198