Update app.py

app.py

@@ -3,7 +3,11 @@ from utils.chatbot_interface4 import ChatbotInterface
 # from utils.session_history2 import ChatbotInterface  
 
 # Configure logging to both file and console
-log_file_path = "logs/chatbot.log"
+log_directory = "logs"
+if not os.path.exists(log_directory):
+    os.makedirs(log_directory)
+log_file_path = os.path.join(log_directory, "chatbot.log")
+
 logging.basicConfig(
     level=logging.INFO,
     format="%(asctime)s - %(levelname)s - %(message)s",