Update services/nutrition_bot.py

services/nutrition_bot.py

@@ -4,6 +4,7 @@ from langchain.agents import create_tool_calling_agent, AgentExecutor
 from langchain_core.prompts import ChatPromptTemplate
 from langchain_openai import ChatOpenAI
 import sys
+import os
 sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'models'))
 sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'config'))
 sys.path.append(os.path.join(os.path.dirname(__file__), '..', 'core'))