cleaned up

src/app/components/telegram-login/telegram-login.component.ts

@@ -23,7 +23,6 @@ export class TelegramLoginComponent implements OnDestroy {
 
   private readonly pollIntervalMs = 5000;
   private pollTimer?: ReturnType<typeof setInterval>;
-  private telegramFallbackTimer?: ReturnType<typeof setTimeout>;
   private readonly handleVisibilityChange = () => {
     if (typeof document !== 'undefined' && document.visibilityState === 'visible') {
       this.checkLoginAfterReturn();