feat(ops): ECR-007 行为分析与 ECR-008 内容运营后台

落地埋点 ingest/数据看板、首页宫格 CMS 与测评上下架；含账号引导、问答流式与免责声明去重，以及 review P1 审计同事务修复。

Co-authored-by: Cursor <cursoragent@cursor.com>

docs/HANDOFF/ECR-007-architect-to-engineer.md

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+# HANDOFF — ECR-007 Architect → Engineer
+
+## Gate
+
+**仅当** `docs/ECR/ECR-007-ops-analytics.md` Status = **Approved**，且 `BACKEND_DESIGN` Status = **Approved** 后，方可改 `apps/` / `packages/`。
+
+当前：二者均为 **Approved**（2026-08-07 Human）→ Engineer 可改 `apps/`。
+
+## Consume
+
+1. `.ai/product/feature-spec/ops-analytics.md`  
+2. `docs/ECR/ECR-007-ops-analytics.md`  
+3. `docs/PRODUCT_SPEC/ECR-007-ops-analytics.md`  
+4. `docs/BACKEND_DESIGN/ECR-007-ops-analytics.md`（**BD-2026-007**）  
+5. `docs/ENGINEERING_SPEC/ECR-007-ops-analytics.md`  
+6. `$ESS_ROOT/technology-governance/BACKEND_STANDARD.md`  
+7. 本仓：`docs/PROJECT_RULES.md` · `.ai/architecture.md`
+
+## Do
+
+按 ENGINEERING_SPEC Implement order 落地 Ops-B。
+
+## Do not
+
+- 实现 Ops-C/D/E（另开 ECR）  
+- Handler → DB  
+- 采集 PII  
+- 引入 Kafka/ClickHouse（需 L3 + ADR）  
+
+## Return
+
+1. `docs/HANDOFF/ECR-007-engineer-to-reviewer.md`  
+2. `docs/TEST_REPORT/ECR-007.md`  
+3. `docs/CODE_REVIEW/ECR-007.md`  
+4. 更新 `docs/STATE/ECR-007.md` owner → reviewer  
+5. `python scripts/ess-validate.py --phase review --ecr ECR-007`  

docs/HANDOFF/ECR-007-engineer-to-reviewer.md

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+# HANDOFF — ECR-007 Engineer → Reviewer
+
+## Done
+
+- Migration `000013_analytics_ops`（sessions / events）
+- `AnalyticsRepo` · `service/analytics` · `AnalyticsHandler` · Admin analytics GETs
+- SDK `postAnalyticsEvents`（keepalive）
+- user-h5：session / dwell / click / beacon 队列；`data-track` 委托
+- admin-h5：「数据」页（今日 / 7 / 30 日）
+- OpenAPI · ERD · TEST_REPORT · CODE_REVIEW
+
+## Evidence
+
+`docs/TEST_REPORT/ECR-007.md` · `docs/CODE_REVIEW/ECR-007.md`
+
+## Ask
+
+Reviewer 勾选 Approve；可将 ECR-007 标 Closed。

docs/HANDOFF/ECR-008-architect-to-engineer.md

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+# HANDOFF — ECR-008 Architect → Engineer
+
+## Gate
+
+**仅当** ECR-008 与 BACKEND_DESIGN Status = **Approved** 后，方可改 `apps/`。
+
+当前：二者均为 **Approved**（2026-08-07 Human）→ Engineer 可改 `apps/`。
+
+## Consume
+
+1. `.ai/product/feature-spec/ops-content.md`  
+2. `docs/ECR/ECR-008-ops-content.md`  
+3. `docs/PRODUCT_SPEC/ECR-008-ops-content.md`  
+4. `docs/BACKEND_DESIGN/ECR-008-ops-content.md`（BD-2026-008）  
+5. `docs/ENGINEERING_SPEC/ECR-008-ops-content.md`  
+6. 本仓 `docs/PROJECT_RULES.md` · `.ai/architecture.md`
+
+## Do
+
+按 ENGINEERING_SPEC Implement order 落地 Ops-C。
+
+## Do not
+
+- Feeds CMS / 题目编辑器 / Ops-D/E  
+- Handler → DB  
+- 允许站外 URL 作 path  
+
+## Return
+
+1. `docs/HANDOFF/ECR-008-engineer-to-reviewer.md`  
+2. `docs/TEST_REPORT/ECR-008.md`  
+3. `docs/CODE_REVIEW/ECR-008.md`  
+4. 更新 STATE → reviewer  
+5. `python3 scripts/ess-validate.py --phase review --ecr ECR-008`  

docs/HANDOFF/ECR-008-engineer-to-reviewer.md

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+# HANDOFF — ECR-008 Engineer → Reviewer
+
+## Done
+
+- Migration `000014_ops_content` + seed 12 格  
+- `GET /home/tools` · admin home/tools · admin scales PATCH  
+- user-h5 API 宫格 + 静态回退  
+- admin-h5「内容」页  
+- TEST_REPORT / CODE_REVIEW  
+
+## Evidence
+
+`docs/TEST_REPORT/ECR-008.md` · `docs/CODE_REVIEW/ECR-008.md`
+
+## Ask
+
+Reviewer Approve；可将 ECR-008 标 Closed。