feat: HSAP platform v2 — modular navigation, quality review, audit log, world model simulation

Major changes:
- New frontend (platform/web/): Vite + React 18 + TypeScript + Tailwind
- 4-module navigation: 数据送标 / 模型管理 / 车队管理 / 系统管理
- Data catalog with charts (DMS/ADAS/Lane 3-tab view)
- Quality review workflow (标注质检): Good/Fine/Bad scoring with auto-advance
- Audit enhancements: batch operations, rejection categories, Feishu notifications
- Operation audit log (操作日志)
- World model simulation studio (仿真工坊)
- Dataset version management with snapshots and diff
- ADAS 7-class dataset integration (138K images organized + compressed)
- User management with Feishu integration and pagination
- CRUD/search/filter on all pages, card layout redesign
- PIL-optimized image overlay rendering
- Auto-snapshot on build, in_review workflow stage
- Removed embedded algorithm code (now in workspace)

manifests/repo_layout.json

@@ -1,6 +1,5 @@
 {
-  "layout": "embedded",
-  "vendored_at": "2026-05-25T16:20:20+08:00",
-  "workspace_source": "/home/chengfanglu/DATA/workspace",
-  "note": "算法代码与数据集脚手架已内嵌；大文件数据请挂载 workspace 或 rsync 到 datasets/"
+  "layout": "workspace_symlinks",
+  "workspace": "/data/workspace",
+  "linked_at": "2026-06-03T02:40:27+00:00"
 }