Update app.py

app.py

@@ -65,7 +65,8 @@ demo = gr.Interface(
         "The server fetches the PDF and extracts the text content, returning it in JSON format."
     ),
     examples=example_urls,  # This adds buttons below the input box
-    allow_flagging="never"  # ✅ correct in Gradio 4.x
+    flagging_mode="never",   # ✅ replaces allow_flagging
+    cache_examples=False     # ✅ disables caching (prevents CSV write)
 )
 
 if __name__ == "__main__":