<!-- Release notes generated using configuration in .github/release.yml at release/v0.21.6-nightly.20260806.cb3dc107f -->
## What's Changed
* test(core): deflake glob external-path test — dedicated empty dir, not /tmp by @wenshao in https://github.com/QwenLM/qwen-code/pull/8604
**Full Changelog**: https://github.com/QwenLM/qwen-code/compare/v0.21.6...v0.21.6-nightly.20260806.cb3dc107f