Shutdown scheduler and reader on shutdown

discord_rss_bot/main.py

@@ -247,5 +247,16 @@ def startup() -> None:
     scheduler.start()
 
 
+@app.on_event("shutdown")
+def shutdown() -> None:
+    """This is called when the server shuts down.
+
+    It stops the scheduler."""
+    scheduler: BackgroundScheduler = BackgroundScheduler()
+    scheduler.shutdown()
+
+    reader.close()
+
+
 if __name__ == "__main__":
     uvicorn.run("main:app", log_level="debug", reload=True)