add sql alchemy error handler

src/main.py

@@ -52,7 +52,7 @@ app.add_exception_handler(HTTPException, handle_exception)
 app.add_exception_handler(StarletteHTTPException, handle_exception)
 app.add_exception_handler(RequestValidationError, handle_exception)
 app.add_exception_handler(RateLimitExceeded, _rate_limit_exceeded_handler)
-
+app.add_exception_handler(SQLAlchemyError, handle_exception)
 
 from src.context import set_request_id, reset_request_id, get_request_id