# IMPLEMENTATION_REPORT — ECR-011

**Date:** 2026-08-12  
**ECR:** ECR-011  

## Summary

实现与 Approved BD-2026-011 对齐（过程补录后收敛）：账号昵称、首页每日贴士、每账号唯一 Self + 合盘交叉校验与 H5 ensure*。

## Key paths

| Area | Path |
|------|------|
| Migration | `apps/api/migrations/000017_unique_self_profile.*.sql` |
| Nickname | `apps/api/internal/nickname/` |
| Yijing seed | `apps/api/internal/yijing/` |
| Auth | `service/auth` · `handler/auth` PatchMe |
| Profile | `service/profile` ErrSelfExists · 40902 |
| Synastry | `service/report.CreateSynastry` |
| Daily tips | `service/home/daily_tips.go` |
| H5 session | `apps/user-h5/src/lib/authSession.ts` |
| UI | Profile `AccountNicknameCard` · HomeSelfCard · Synastry picks |

## Deviations from BD

无。  

## Follow-ups for Reviewer

Integration 需本机 Postgres；手工冒烟清单见 Architect→Engineer HANDOFF。