v0.1.6

What's Changed

• fix: typo in gemini-pr-review.yml by @JamBalaya56562 in #124
• fix(action): Unset empty gemini_api_key environment variable by @jerop in #127
• Release: v0.1.6 by @google-github-actions-bot in #128

Full Changelog: v0...v0.1.6