What's Changed
- Feat/eval validate by @ved015 in #28344
- feat(evals): add tool call formatter and integrate failure summaries by @ved015 in #28305
- Changelog for v0.55.1 by @gemini-cli-robot in #28779
Full Changelog: v0.56.0-nightly.20260812.g5024443c7...v0.56.0-nightly.20260813.g1ac337739