GitHub: Release v0.56.0-preview.1

What's Changed

• Changelog for v0.55.0-preview.1 by @gemini-cli-robot in #28706
• chore(release): bump version to 0.56.0-nightly.20260806.g761f604c1 by @gemini-cli-robot in #28707
• Changelog for v0.54.0 by @gemini-cli-robot in #28708
• Reclassifying Capacity Exhaustion as Terminal Error by @luisfelipe-alt in #28716
• feat(caretaker): update Firestore schema with error, and pr_number fields by @chadd28 in #28467
• feat(caretaker-triage): prompt hill-climbing & orchestrator updates by @chadd28 in #28524
• feat(caretaker): add triage Cloud Run job workflow by @chadd28 in #28468
• feat(caretaker-evals): add triage evaluation framework and judge runner by @chadd28 in #28530
• feat(caretaker-evals): add local golden issue collection and firestore sync tools by @chadd28 in #28532
• feat(caretaker): publish workable spec event to ready-for-code Pub/Sub topic by @chadd28 in #28588
• feat(caretaker): add GCP deployment script for caretaker agent services by @chadd28 in #28529
• feat(caretaker-evals): add Cloud Run job entrypoint for eval runner by @chadd28 in #28727
• fix(caretaker): clear lock on NEEDS_HUMAN transition by @chadd28 in #28601
• feat(ingestion): add issue comment handling and re-triage workflow by @chadd28 in #28690
• fix(core): refresh MCP OAuth tokens with the stored client ID by @ParthivNaresh in #28481
• fix(core,cli): resolve false model capacity exhaustion and fix core quota lookup model mapping by @DavidAPierce in #28730
• feat(evals): add local report command and developer documentation by @ved015 in #28369

New Contributors

• @ParthivNaresh made their first contribution in #28481

Full Changelog: v0.55.0-preview.3...v0.56.0-preview.1