Fix telemetry shutdown noise and improve token usage diagnostics (#444)

Co-authored-by: zuolingxuan <zuolingxuan@bytedance.com>

electron/main/index.ts

@@ -13,7 +13,7 @@ import { createMenu } from './menu';
 import { appUpdater, registerUpdateHandlers } from './updater';
 import { logger } from '../utils/logger';
 import { warmupNetworkOptimization } from '../utils/uv-env';
-import { initTelemetry, shutdownTelemetry } from '../utils/telemetry';
+import { initTelemetry } from '../utils/telemetry';
 
 import { ClawHubService } from '../gateway/clawhub';
 import { ensureClawXContext, repairClawXOnlyBootstrapFiles } from '../utils/openclaw-workspace';
@@ -392,10 +392,6 @@ app.on('before-quit', () => {
   setQuitting();
   hostEventBus.closeAll();
   hostApiServer?.close();
-  // Flush telemetry data
-  void shutdownTelemetry().catch((err) => {
-    logger.warn('Failed to shutdown telemetry:', err);
-  });
   // Fire-and-forget: do not await gatewayManager.stop() here.
   // Awaiting inside before-quit can stall Electron's quit sequence.
   void gatewayManager.stop().catch((err) => {