Update app.py

app.py

@@ -83,8 +83,8 @@ with col2:
                     followups = re.findall(r"[-•*] (What|How|Are|Is|Does|Can|When|Where|Why)[^\n]+", msg["content"])
                     if followups:
                         st.markdown("#### 💡 Ask a Follow-up:")
-                        for q in followups:
-                            if st.button(f"🔁 {q}", key=f"followup-{q}"):
+                        for i, q in enumerate(followups):
+                            if st.button(f"🔁 {q}", key=f"followup-{i}-{q[:10]}"):
                                 st.session_state.messages.append({"role": "user", "content": q})
                                 st.rerun()