fix scheduler

app/core/application.py

@@ -27,7 +27,7 @@ class Application:
                 TELEGRAM_API_TOKEN, '{TELEGRAM_API_TOKEN}'
             )
         )
-        bot_scheduler.start()
+        self.scheduler.start()
 
     async def _on_shutdown(self, dp: Dispatcher) -> None:
         logger.warning('Shutting down..')

app/core/scheduler.py

@@ -47,12 +47,13 @@ bot_cron_jobs = {
 
 
 class BotScheduler:
+    scheduler = AsyncIOScheduler()
+
     def __init__(
         self,
         cron_jobs: dict[str, dict[str, Any]],
     ):
         self.cron_jobs = cron_jobs
-        self.scheduler = AsyncIOScheduler()
 
     def add_scheduler_jobs(self, jobs_name: str) -> None:
         cron_jobs = self.cron_jobs.get(jobs_name)