feat(asl): Complete Tool 4 SR Chart Generator and Tool 5 Meta Analysis Engine

Tool 4 - SR Chart Generator:
- PRISMA 2020 flow diagram with Chinese/English toggle (SVG)
- Baseline characteristics table (Table 1)
- Dual data source: project pipeline API + Excel upload
- SVG/PNG export support
- Backend: ChartingService with Prisma aggregation
- Frontend: PrismaFlowDiagram, BaselineTable, DataSourceSelector

Tool 5 - Meta Analysis Engine:
- 3 data types: HR (metagen), dichotomous (metabin), continuous (metacont)
- Random and fixed effects models
- Multiple effect measures: HR / OR / RR
- Forest plot + funnel plot (base64 PNG from R)
- Heterogeneity statistics: I2, Q, p-value, Tau2
- Data input via Excel upload or project pipeline
- R Docker image updated with meta package (13 tools total)
- E2E test: 36/36 passed
- Key fix: exp() back-transformation for log-scale ratio measures

Also includes:
- IIT CRA Agent V3.0 routing and AI chat page integration
- Updated ASL module status guide (v2.3)
- Updated system status guide (v6.3)
- Updated R statistics engine guide (v1.4)

Tested: Frontend renders correctly, backend APIs functional, E2E tests passed
Made-with: Cursor

frontend-v2/src/App.tsx

@@ -24,7 +24,10 @@ import UserDetailPage from './modules/admin/pages/UserDetailPage'
 // 系统知识库管理
 import SystemKbListPage from './modules/admin/pages/SystemKbListPage'
 import SystemKbDetailPage from './modules/admin/pages/SystemKbDetailPage'
-// IIT 项目管理 - 已迁移到 modules/iit/ 业务模块
+// IIT 项目管理（运营团队使用）
+import IitProjectListPage from './modules/admin/pages/IitProjectListPage'
+import IitProjectDetailPage from './modules/admin/pages/IitProjectDetailPage'
+import IitQcCockpitPage from './modules/admin/pages/IitQcCockpitPage'
 // 运营日志
 import ActivityLogsPage from './pages/admin/ActivityLogsPage'
 // 个人中心页面
@@ -118,7 +121,10 @@ function App() {
                   {/* 系统知识库 */}
                   <Route path="system-kb" element={<SystemKbListPage />} />
                   <Route path="system-kb/:id" element={<SystemKbDetailPage />} />
-                  {/* IIT 项目管理 - 已迁移到 /iit/* 业务模块 */}
+                  {/* IIT 项目管理（运营团队配置） */}
+                  <Route path="iit-projects" element={<IitProjectListPage />} />
+                  <Route path="iit-projects/:id" element={<IitProjectDetailPage />} />
+                  <Route path="iit-projects/:id/cockpit" element={<IitQcCockpitPage />} />
                   {/* 运营日志 */}
                   <Route path="activity-logs" element={<ActivityLogsPage />} />
                   {/* 系统配置 */}