feat(app): sync backend config on app initialization

- Call syncConfigStoreFromBackend() on app mount
- Export __testables from smart-search for testing
- Complements configStore refactoring

ccw/frontend/src/App.tsx

@@ -17,6 +17,7 @@ import { useCliStreamStore } from '@/stores/cliStreamStore';
 import { useCliSessionStore } from '@/stores/cliSessionStore';
 import { useExecutionMonitorStore } from '@/stores/executionMonitorStore';
 import { useSessionManagerStore } from '@/stores/sessionManagerStore';
+import { syncConfigStoreFromBackend } from '@/stores/configStore';
 import { useIssueQueueIntegrationStore } from '@/stores/issueQueueIntegrationStore';
 import { useQueueExecutionStore } from '@/stores/queueExecutionStore';
 import { useQueueSchedulerStore } from '@/stores/queueSchedulerStore';
@@ -38,6 +39,9 @@ function App({ locale, messages }: AppProps) {
   // Initialize CSRF token on app mount
   useEffect(() => {
     initializeCsrfToken().catch(console.error);
+    syncConfigStoreFromBackend().catch(() => {
+      // syncConfigStoreFromBackend already logs the failure reason
+    });
   }, []);
 
   return (

ccw/src/tools/smart-search.ts

@@ -3159,6 +3159,12 @@ export async function handler(params: Record<string, unknown>): Promise<ToolResu
  * @param params - Search parameters (path, languages, force)
  * @param onProgress - Optional callback for progress updates
  */
+export const __testables = {
+  parseCodexLensJsonOutput,
+  parsePlainTextFileMatches,
+  hasCentralizedVectorArtifacts,
+};
+
 export async function executeInitWithProgress(
   params: Record<string, unknown>,
   onProgress?: (progress: ProgressInfo) => void