Update agent.py

agent.py

@@ -78,7 +78,7 @@ def build_graph(provider: str = "groq"):
     def retriever(state: MessagesState):
         """Retriever node"""
         print(state["messages"][0])
-        similar_question = vector_store.similarity_search(state["messages"][0].page_content)
+        similar_question = vector_store.similarity_search(state["messages"][0].content)
         example_msg = HumanMessage(
             content=f"Here I provide a similar question and answer for reference: \n\n{similar_question[0].content}",
         )