[chore] Release v4.19.0#747

Merged

lahirumaramba merged 11 commits intomasterfrom

Jan 21, 2026

Commits on Sep 3, 2025

chore: Added and `AGENTS.md` file to instruct AI agents how to interact with this repository (#710)
jonathanedey
authored

Commits on Sep 10, 2025

fix(auth): Fixed auth error code parsing (#712)
jonathanedey
authored

Commits on Sep 16, 2025

chore: update copyright headers from Google Inc. to Google LLC (#713)
lahirumaramba
authored

Commits on Jan 13, 2026

chore: Update github actions workflows and integration test resources (#740)
jonathanedey
authored

Commits on Jan 15, 2026

feat(firestore): Added Firestore Multi Database Support (#733)

jonathanedey
and
lahirumaramba
authored

Commits on Jan 20, 2026