# Handoff

**From:** ENGINEER  
**To:** REVIEWER  
**ECR:** ECR-001  
**State:** coding → review  
**Date:** 2026-08-05  

## Artifacts

- [x] ECR (Approved / Done pending review)
- [x] PRODUCT_SPEC / ENGINEERING_SPEC / ADR / RISK N/A
- [x] IMPLEMENTATION_REPORT
- [x] TEST_REPORT
- [ ] CODE_REVIEW

## Goal for receiver

对照 ECR-001 Acceptance 做代码审阅；确认 strategies/config 无 diff；golden 与路由契约通过。

## References

- `docs/IMPLEMENTATION_REPORT/ECR-001.md`
- `docs/TEST_REPORT/ECR-001.md`
- `docs/CHANGELOG/CHANGELOG.md`