add the footer

app.py

@@ -124,3 +124,6 @@ chat_col, image_col = st.columns([2, 1])
 # --- Render Columns using imported functions ---
 with chat_col:
     render_chat_column(st, llm_client, model_option, max_tokens, BASE_PROMPT)
+
+# --- Footer ---
+st.markdown('<div style="text-align: center; margin-top: 2em; color: #888; font-size: 1.1em;">made with 💛 by baxin</div>', unsafe_allow_html=True)