# M3：runtime snapshot / settings / profile 任务清单

## 1. SpacetimeDB 运行时主表

- [ ] 设计 `runtime_snapshot`
- [ ] 设计 `runtime_setting`
- [ ] 设计 `profile_dashboard_state`
- [ ] 设计 `profile_wallet_ledger`
- [ ] 设计 `profile_played_world`
- [ ] 设计 `profile_save_archive`
- [ ] 设计 `user_browse_history`

## 2. 兼容快照策略

- [ ] 设计“领域表真相 + 兼容聚合快照”策略
- [ ] 设计 snapshot projection 刷新机制
- [ ] 迁移当前 snapshot hydration / normalize 规则
- [ ] 迁移当前 save archive 聚合逻辑
- [ ] 迁移当前 browse history 去重与排序逻辑

## 3. Axum facade

- [ ] 兼容 `GET /api/runtime/save/snapshot`
- [ ] 兼容 `PUT /api/runtime/save/snapshot`
- [ ] 兼容 `DELETE /api/runtime/save/snapshot`
- [ ] 兼容 `GET /api/runtime/settings`
- [ ] 兼容 `PUT /api/runtime/settings`
- [ ] 兼容 `GET /api/runtime/profile/dashboard`
- [ ] 兼容 `GET /api/profile/dashboard`
- [ ] 兼容 `GET /api/runtime/profile/wallet-ledger`
- [ ] 兼容 `GET /api/profile/wallet-ledger`
- [ ] 兼容 `GET /api/runtime/profile/play-stats`
- [ ] 兼容 `GET /api/profile/play-stats`
- [ ] 兼容 `GET /api/runtime/profile/save-archives`
- [ ] 兼容 `GET /api/profile/save-archives`
- [ ] 兼容 `POST /api/runtime/profile/save-archives/:worldKey`
- [ ] 兼容 `POST /api/profile/save-archives/:worldKey`
- [ ] 兼容 `GET /api/runtime/profile/browse-history`
- [ ] 兼容 `POST /api/runtime/profile/browse-history`
- [ ] 兼容 `DELETE /api/runtime/profile/browse-history`
- [ ] 兼容 `GET /api/profile/browse-history`
- [ ] 兼容 `POST /api/profile/browse-history`
- [ ] 兼容 `DELETE /api/profile/browse-history`

## 4. 阶段验收

- [ ] 登录用户可正常保存、读取、删除存档
- [ ] 兼容路径与主路径返回一致
- [ ] profile dashboard / browse history / save archive 行为一致
- [ ] 前端当前恢复流程可在不改 UI 的前提下跑通