Update app.py

app.py

@@ -21,6 +21,8 @@ if NASA_API_KEY is None:
 # ✅ Set Up Streamlit
 st.set_page_config(page_title="HAL - NASA ChatBot", page_icon="🚀")
 
+user_input = st.chat_input("Type your message here...")  # Make sure this is executed first
+
 # ✅ Ensure Session State Variables
 if "chat_history" not in st.session_state:
     st.session_state.chat_history = [{"role": "assistant", "content": "Hello! How can I assist you today?"}]
@@ -207,11 +209,6 @@ if st.sidebar.button("Reset Chat"):
     st.session_state.response_ready = False
     st.session_state.follow_up = ""
 
-user_input = st.chat_input("Type your message here...")  # Make sure this is executed first
-
-
-# ✅ Chat UI
-user_input = st.chat_input("Type your message here...")
 
 if user_input:
     # ✅ Ensure get_response() returns a response