Update app.py

app.py

@@ -7,4 +7,9 @@ st.title("Chat with Websites")
 with st.sidebar:
     st.header("Settings")
     website_url = st.text_input("Website URL")
+    website_url = st.text_input("Enter your OpenAI API key")
+
+st.chat_input("Type your message here...")
+
+