Update google_sheets_utils.py

google_sheets_utils.py

@@ -41,7 +41,7 @@ def get_credentials():
         return None
     
     creds_json = config.get('google_sheets_credentials_file')
-    if not creds_file:
+    if not creds_json:
         logging.error("Google Sheets credentials file path not found in .env file")
         return None