feat: P1 合盘/星座/问答与测测完整设计包及模拟器取证工具

落地 synastry/star/ask API 与 H5 页面，补齐 cece-frontend-re complete-design 证据文档，并加入 Android 模拟器截图抓取脚本。

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

.ai/README.md

@@ -27,6 +27,8 @@ Also always: `ai-contract.md`, `forbidden.md`, `file-map.md`, `workflow.md`, `co
 ├── domain/
 │   └── domain-map.md     # DDD contexts / aggregates
 ├── product/
+│   ├── feature-design.md # Feature Spec 强制规范
+│   ├── feature-spec/     # 单功能详细设计
 │   ├── feature-map.md    # 愈心谷 Feature Tree
 │   └── cece-feature-map.md
 ├── file-map.md
@@ -36,7 +38,7 @@ Also always: `ai-contract.md`, `forbidden.md`, `file-map.md`, `workflow.md`, `co
 ├── api.md
 ├── database.md
 ├── ui.md                 # IA pointer → design/
-├── design/               # AI Design System Contract
+├── design/               # AI Design System + reverse-engineering-spec.md
 ├── environment.md        # Local / CI / Prod 分离
 ├── development.md        # 本地本机开发
 ├── docker.md             # Docker 用途边界