更新文档: 手势识别增加到11种

feat: add gesture detection (thumbs up, open palm) with MediaPipe

docs: update changelog with latest fixes

docs: update features and usage sections with new capabilities

feat: add scrollable changelog section to landing page

Update installation steps: add 'Show community apps' checkbox step

\"refactor: merge duplicate sections\"

\"fix: correct app description\"

\"feat: update index.html with app content\"

更新内容

"refactor-use-reachy-mini-native-audio"

feat: adapt application for Reachy Mini Application Store

Clean up project files and update README

Reorganize file structure for Reachy Mini app

Restructure app for Reachy Mini App Assistant