feat: add lightweight /api/routes/lite endpoint for route selectors

Avoid loading full route data (channels, decision snapshots) when Settings
page only needs basic route info for selectors.

src/server/routes/api/tokens.ts

@@ -379,6 +379,17 @@ function parseBatchRouteWideDecisionRouteIds(
 }
 
 export async function tokensRoutes(app: FastifyInstance) {
+  // List routes with basic info only (lightweight for selectors)
+  app.get('/api/routes/lite', async () => {
+    return await db.select({
+      id: schema.tokenRoutes.id,
+      modelPattern: schema.tokenRoutes.modelPattern,
+      displayName: schema.tokenRoutes.displayName,
+      displayIcon: schema.tokenRoutes.displayIcon,
+      enabled: schema.tokenRoutes.enabled,
+    }).from(schema.tokenRoutes).all();
+  });
+
   // List all routes
   app.get('/api/routes', async () => {
     const routes = await db.select().from(schema.tokenRoutes).all();

src/web/api.ts

@@ -273,6 +273,7 @@ export const api = {
 
   // Routes
   getRoutes: () => request('/api/routes'),
+  getRoutesLite: () => request('/api/routes/lite'),
   addRoute: (data: any) => request('/api/routes', { method: 'POST', body: JSON.stringify(data) }),
   updateRoute: (id: number, data: any) => request(`/api/routes/${id}`, { method: 'PUT', body: JSON.stringify(data) }),
   deleteRoute: (id: number) => request(`/api/routes/${id}`, { method: 'DELETE' }),

src/web/pages/Settings.tsx

@@ -352,7 +352,7 @@ export default function Settings() {
   const loadRouteSelectorRoutes = async () => {
     setSelectorLoading(true);
     try {
-      const rows = await api.getRoutes();
+      const rows = await api.getRoutesLite();
       setSelectorRoutes((Array.isArray(rows) ? rows : []).map((row: any) => ({
         id: row.id,
         modelPattern: row.modelPattern,
@@ -374,7 +374,7 @@ export default function Settings() {
         api.getAuthInfo(),
         api.getRuntimeSettings(),
         api.getDownstreamApiKeys(),
-        api.getRoutes(),
+        api.getRoutesLite(),
         api.getRuntimeDatabaseConfig(),
       ]);
       setMaskedToken(authInfo.masked || '****');