<!-- 使用 release/v0.21.12-preview.3 分支中 .github/release.yml 的配置生成发布说明 -->
## 更新内容
* fix(web-shell): 保留独立会话目标 by @ytahdn in https://github.com/QwenLM/qwen-code/pull/9038
* feat(web-shell): 支持工作区文件上传 by @ytahdn in https://github.com/QwenLM/qwen-code/pull/8874
**完整更新日志**: https://github.com/QwenLM/qwen-code/compare/v0.21.11...v0.21.12-preview.3
<!-- Release notes generated using configuration in .github/release.yml at release/v0.21.12-preview.3 -->
## What's Changed
* fix(web-shell): preserve standalone session target by @ytahdn in https://github.com/QwenLM/qwen-code/pull/9038
* feat(web-shell): support workspace file uploads by @ytahdn in https://github.com/QwenLM/qwen-code/pull/8874
**Full Changelog**: https://github.com/QwenLM/qwen-code/compare/v0.21.11...v0.21.12-preview.3