feat(admin): LLM config, knowledge base, and WeCom AI binding

Add owner-scoped model API settings, uploadable knowledge bases, and WeCom bot AI/KB wiring with OpenAI-compatible URL normalization.

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

apps/admin-web/src/App.tsx

@@ -43,6 +43,8 @@ import WechatBindingsPage from './pages/WechatBindingsPage';
 import HqPermissionsPage from './pages/HqPermissionsPage';
 import SystemSettingsPage from './pages/SystemSettingsPage';
 import WecomBotsPage from './pages/WecomBotsPage';
+import LlmConfigsPage from './pages/LlmConfigsPage';
+import KnowledgeBasesPage from './pages/KnowledgeBasesPage';
 
 function RequireAuth({ children }: { children: React.ReactNode }) {
   if (!getToken()) return <Navigate to="/login" replace />;
@@ -70,6 +72,8 @@ export default function App() {
           <Route path="users" element={<PromoCodeUsersPage />} />
         </Route>
         <Route path="/wecom-bots" element={<WecomBotsPage />} />
+        <Route path="/llm-configs" element={<LlmConfigsPage />} />
+        <Route path="/knowledge-bases" element={<KnowledgeBasesPage />} />
         <Route path="/products" element={<ProductsPage />} />
         <Route path="/product-detail-templates" element={<ProductDetailTemplatesPage />} />
         <Route path="/stores" element={<StoresPage />} />