Update app.py

app.py

@@ -80,19 +80,12 @@ def get_response(user_query, chat_history):
 
     return response
 
-# Create columns for user input and clear chat button
-input_col, button_col = st.columns([4, 1])
 
-# User input
-with input_col:
-    user_query = st.chat_input("Type your message here...")
-
-# Clear chat history if button is pressed
-with button_col:
-    if st.button("Clear Chat"):
-        st.session_state.chat_history = [
-            AIMessage(content="Hello, how can I help you?"),
-        ]
+# Initialize session state
+if "chat_history" not in st.session_state:
+    st.session_state.chat_history = [
+        AIMessage(content="Hello, how can I help you?"),
+    ]
     
 # Display chat history
 for message in st.session_state.chat_history: