## What

Brief description of changes.

## Type

- [ ] Bug fix
- [ ] Feature / Improvement
- [ ] Refactor
- [ ] Documentation
- [ ] Website
- [ ] Demo / Testing
- [ ] Breaking change

## Testing

- [ ] Tested in modern browsers
- [ ] No console errors
- [ ] Types/doc added

Closes #(issue)

## Requirements / 要求

- [ ] I have read and follow the [Code of Conduct](../docs/CODE_OF_CONDUCT.md) and [Contributing Guide](../CONTRIBUTING.md) . / 我已阅读并遵守行为准则。
- [ ] This PR is NOT generated by a bot or AI agent acting autonomously. I have authored or meaningfully reviewed every change. / 此 PR 不是由 bot 或 AI 自主生成的，我已亲自编写或充分审查了每一处变更。