Update app.py

app.py

@@ -155,12 +155,12 @@ elif st.session_state.page == "sql":
 
 # Show chat history
     st.markdown("### 📜 Chat History")
-        for msg in st.session_state.messages[1:]:  # Skip SystemMessage
-            if isinstance(msg, HumanMessage):
-                st.markdown(f"**You:** {msg.content}")
-            elif isinstance(msg, AIMessage):
-                st.markdown(f"**Bot:** {msg.content}")
-            st.button("⬅️ Back to Home", on_click=lambda: switch_page("home"))
+    for msg in st.session_state.messages[1:]:  # Skip SystemMessage
+        if isinstance(msg, HumanMessage):
+            st.markdown(f"**You:** {msg.content}")
+        elif isinstance(msg, AIMessage):
+            st.markdown(f"**Bot:** {msg.content}")
+        st.button("⬅️ Back to Home", on_click=lambda: switch_page("home"))
         # Load SQL chatbot here
 
 elif st.session_state.page == "powerbi":