Update src/streamlit_app.py

src/streamlit_app.py

@@ -69,4 +69,8 @@ if st.button("Overwrite Target Frame Annotations"):
             )
             st.session_state.success = "Target label updated and uploaded to Segments.ai!"
         except Exception as e:
-            st.error(f"Error: {e}")
+            st.error(f"Error: {e}")
+
+# Always show the success message after the button handler
+if st.session_state.success:
+    st.success(st.session_state.success)