feat(h5): add LLM intent router admin controls and shadow verification.

Expose shadow/canary router policy in ops admin, add FAQ rule fast-path,
and tighten router defaults (1200ms timeout, 0.65 confidence).
Includes verify-h5-llm-router-shadow for production canary rollout.

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

ops/src/App.tsx

@@ -15,6 +15,7 @@ import { AgentCodeRunPage } from './pages/admin/AgentCodeRunPage';
 import { WechatPage } from './pages/admin/WechatPage';
 import { SystemPolicyPage } from './pages/admin/SystemPolicyPage';
 import { OrchestratorPage } from './pages/admin/OrchestratorPage';
+import { LlmProvidersPage } from './pages/admin/LlmProvidersPage';
 
 export function App() {
   return (
@@ -50,6 +51,7 @@ export function App() {
         <Route path="wechat" element={<WechatPage />} />
         <Route path="policy" element={<SystemPolicyPage />} />
         <Route path="orchestrator" element={<OrchestratorPage />} />
+        <Route path="llm" element={<LlmProvidersPage />} />
         <Route path="*" element={<Navigate to="/admin" replace />} />
       </Route>