Update app.py

app.py

@@ -203,7 +203,7 @@ with gr.Blocks(title="Group 5 Study Helper (RAG)") as demo:
         return msg, n or 0
 
     build_btn.click(_build, inputs=[file_in], outputs=[status, chunk_count])
-    evt = ask_btn.click(lambda: "⏳ Processing…", inputs=None, outputs=answer)
+    evt = ask_btn.click(lambda: "⏳ Processing … this might take a minute (we're on the free tier)", inputs=None, outputs=answer)
     evt.then(answer_question, inputs=[question, topk, max_tokens], outputs=answer)
 
     reset_btn.click(