Release v0.6.0-preview.7

What's Changed

• Update .github directory from main branch by @scidomino in https://github.com/google-gemini/gemini-cli/pull/9155
• fix(patch): cherry-pick 4ef46e4 to release/v0.6.0-preview.4 by @gemini-cli[bot] in https://github.com/google-gemini/gemini-cli/pull/9148

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.6.0-preview.4...v0.6.0-preview.7