Update agent.py

agent.py

@@ -7,9 +7,11 @@ from langchain_huggingface import HuggingFaceEndpoint, ChatHuggingFace
 from langgraph.graph import StateGraph, END
 
 from retriever import get_retriever
-from system_prompts import SYSTEM_PROMPT
 from tools import tools
 
+with open("system_prompt.txt", "r", encoding="utf-8") as f:
+    SYSTEM_PROMPT = f.read()
+
 # Define the shared memory structure for the agent
 class AgentState(dict):
     pass