# HANDOFF — ECR-012 Architect → Engineer

## Gate

**仅当**下列均为 **Approved** 后，方可改 `apps/` / `packages/`：

1. `docs/ECR/ECR-012-star-alignment.md`  
2. `docs/BACKEND_DESIGN/BD-2026-012-star-alignment.md`（BD-2026-012）

**当前（2026-08-07）：二者均为 Approved（Human）→ Engineer 可改 `apps/`。**

## Consume

1. `.ai/product/feature-spec/star-profile.md`  
2. `docs/ECR/ECR-012-star-alignment.md`  
3. `docs/PRODUCT_SPEC/ECR-012-star-alignment.md`（含 Gap G1–G6）  
4. `docs/BACKEND_DESIGN/BD-2026-012-star-alignment.md`  
5. `docs/ENGINEERING_SPEC/ECR-012-star-alignment.md`  
6. `$ESS_ROOT/technology-governance/BACKEND_STANDARD.md`  
7. 本仓：`docs/PROJECT_RULES.md` · `.ai/architecture.md` · `.ai/product/lexicon.md`

## Do

按 ENGINEERING_SPEC Implement order 收口星座对齐（G1–G6）。

## Do not

- 真支付 / 换支付适配器  
- 新 migration（除非实现中发现必须，则回 Architect 升边界）  
- 节律 / 意象卡片 / Ops-D+ / 小程序  
- Handler → DB  
- 重新引入 summary.`fortune`

## Return

1. `docs/HANDOFF/ECR-012-engineer-to-reviewer.md`  
2. `docs/TEST_REPORT/ECR-012.md`  
3. `docs/CODE_REVIEW/ECR-012.md`（Reviewer 填）  
4. 更新 `docs/STATE/ECR-012.md` owner → reviewer  
5. `python3 scripts/ess-validate.py --phase review --ecr ECR-012`