Added Ruff linting

src/send_notification.py

@@ -1,11 +1,12 @@
-import requests
-from requests.exceptions import RequestException, Timeout, ConnectionError, HTTPError
-from fastapi import HTTPException
-from secret_manager import return_credentials
 import os
 import time
-from simple_logger_handler import setup_logger
 
+import requests
+from fastapi import HTTPException
+from requests.exceptions import ConnectionError, HTTPError, RequestException, Timeout
+
+from secret_manager import return_credentials
+from simple_logger_handler import setup_logger
 
 backend_api_url=os.getenv("BACKEND_API_URL","localhost:8101/internal/receive-notifications")
 api_key= return_credentials("/etc/secrets/api_key")
@@ -53,15 +54,15 @@ def send_notification(title: str, chapter_title: str,link: str,max_retries: int
 				logger.warning(f"[Notify] Attempt {attempt}/{max_retries} failed: {type(e).__name__}")
 				if attempt == max_retries:
 					logger.error(f"[Notify] All retry attempts failed for '{title}'")
-					raise HTTPException(status_code=503, detail=f"Notification service unavailable: {type(e).__name__}")
+					raise HTTPException(status_code=503, detail=f"Notification service unavailable: {type(e).__name__}") from e
 				sleep_time = 2 ** (attempt - 1)
 				logger.debug(f"[Notify] Retrying in {sleep_time} seconds...")
 				time.sleep(sleep_time)
 
 			except HTTPError as e:
 				logger.error(f"[Notify] HTTP {e.response.status_code}: {e.response.text}")
-				raise HTTPException(status_code=e.response.status_code, detail=e.response.text)
+				raise HTTPException(status_code=e.response.status_code, detail=e.response.text) from e
 
 			except RequestException as e:
 				logger.error(f"[Notify] Unexpected request failure: {e}")
-				raise HTTPException(status_code=500, detail=f"Request failed: {str(e)}")
+				raise HTTPException(status_code=500, detail=f"Request failed: {str(e)}") from e