delete functionality

app.py

@@ -149,9 +149,14 @@ with col_output:
 
                 # Button to delete this clip plan
                 if st.button("Delete Clip", key=f"delete_{i}"):
-                    updated_clip_plans.pop(i)
+                    # Create a copy of the clip plans list
+                    updated_clip_plans = st.session_state.clip_plans.copy()
+                    # Remove the clip at index `i`
+                    del updated_clip_plans[i]
+                    # Update session state with the modified list
                     st.session_state.clip_plans = updated_clip_plans
-                    st.experimental_rerun()
+                    # Rerun the app to reflect the changes
+                    st.rerun()
 
                 # Button for transcript extraction for this clip
                 if st.button("Extract Transcript", key=f"extract_{i}"):