Update app.py

app.py

@@ -1,3 +1,4 @@
+# 1. app.py
 # Main Streamlit app for UI and user interaction
 import streamlit as st
 from PIL import Image
@@ -61,4 +62,4 @@ def single_bug_analysis(model):
                 st.markdown(species_info)
 
 if __name__ == "__main__":
-    main()
+    main()