<!-- 使用 release/v0.19.11-nightly.20260717.f8e6e8931 分支中 .github/release.yml 的配置生成发布说明 -->
## 更新内容
* feat(daemon): 追踪冷启动首次会话的启动过程 by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/6907
* fix(serve): 强化多工作区所有权守卫机制 by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/7005
* docs(serve): 完善多工作区强化机制的文档 by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/7019
* feat(web-shell): 新增归档会话导出功能 by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/6910
* fix: 限制仅用于计费的流并在退出时中止 by @yiliang114 in https://github.com/QwenLM/qwen-code/pull/7038
* fix(acp): 消除模型路由歧义 by @yiliang114 in https://github.com/QwenLM/qwen-code/pull/7028
**完整更新日志**: https://github.com/QwenLM/qwen-code/compare/v0.19.11...v0.19.11-nightly.20260717.f8e6e8931
<!-- Release notes generated using configuration in .github/release.yml at release/v0.19.11-nightly.20260717.f8e6e8931 -->
## What's Changed
* feat(daemon): Trace cold first-session startup by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/6907
* fix(serve): Harden multi-workspace ownership guards by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/7005
* docs(serve): Close multi-workspace hardening gaps by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/7019
* feat(web-shell): add archived session export by @doudouOUC in https://github.com/QwenLM/qwen-code/pull/6910
* fix: bound usage-only streams and abort on quit by @yiliang114 in https://github.com/QwenLM/qwen-code/pull/7038
* fix(acp): disambiguate model routes by @yiliang114 in https://github.com/QwenLM/qwen-code/pull/7028
**Full Changelog**: https://github.com/QwenLM/qwen-code/compare/v0.19.11...v0.19.11-nightly.20260717.f8e6e8931