Update app.py

app.py

@@ -1,7 +1,7 @@
 import streamlit as st
 import os
 from langchain_huggingface import HuggingFaceEndpoint
-from langchain.prompts import PromptTemplate, FewShotPromptTemplate
+from langchain_core.prompts import PromptTemplate, FewShotPromptTemplate
 
 # --- 1. UI Setup ---
 st.set_page_config(page_title="Prompting Demo", page_icon="🤖")