chore: release main

[release-please]

🤖 I have created a release beep boop

gapic-generator: 1.37.1

1.37.1 (2026-07-22)

Bug Fixes

• gapic-generator: remove lagging 3.9 refs (#16924) (a719055)
• gapic: mock os.path.exists in mTLS tests to support newer google auth (#17807) (df0541a)

google-api-core: 2.33.0

2.33.0 (2026-07-22)

Features

• api_core: add request-id auto-population logic to gapic_v1 public helpers (#17738) (68e1313)
• api-core: add get_universe_domain helper to universe.py (#17799) (d461da7)

Bug Fixes

• api-core: prevent overwriting explicit empty strings for optional request_id (#17798) (07f7503)

proto-plus: 1.28.2

1.28.2 (2026-07-22)

Bug Fixes

• proto-plus: make Marshal thread-safe and handle race conditions (#17774) (0719f1e), closes #15100

sqlalchemy-bigquery: 1.17.1

1.17.1 (2026-07-22)

Bug Fixes

• sqlalchemy bigquery python 3.15 compat (#17788) (14447fb), closes #17786
• sqlalchemy-bigquery: update literal binds test for SQLAlchemy 2.0 (#17029) (74f7a41)
• sqlalchemy-bigquery: wrap string in WKT in geography system tests (#17780) (26d43c1)

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