added the httpx in app.py

app.py

@@ -1,10 +1,14 @@
 import streamlit as st
-from chatbot import process_query  # Import the function from chatbot.py
+import httpx
 
 st.title("Kivy Chatbot Backend")
 
 user_input = st.text_input("Ask a question:")
+
 if st.button("Get Response"):
     if user_input:
-        response = process_query(user_input)
-        st.write(f"Response: {response}")
+        # Make a POST request to the FastAPI /predict endpoint
+        url = "http://localhost:8000/predict"  # Assuming FastAPI is running locally or use the correct URL
+        response = httpx.post(url, json={"input": user_input})
+        bot_response = response.json().get("response", "No response found")
+        st.write(f"Response: {bot_response}")