- DEVELOPMENT.md 新增 Perfetto / Systrace trace 分析指南 - CalendarViewModel.onDrag/onExpandDrag 中缓存 _collapseAnimatable.value 到局部变量，避免在 coroutineScope.launch 闭包中重复读取 - .gitignore 添加 .claude/ 目录 Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
Replace the default KMP template README with a concise project description in Chinese, and add DEVELOPMENT.md with setup, build, test, and convention instructions. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
