set asyncio sleep to 2

app.py

@@ -36,7 +36,7 @@ async def summarize(text, retries=3):
                 if e.status == 503 and attempt < retries - 1:
                     print(f"Retry attempt {attempt+1} for 503 error.")
                     # add a short delay before retrying
-                    await asyncio.sleep(1)  
+                    await asyncio.sleep(2)  
                     continue
                 else:
                     return "Oops! 🙈 It looks like those mischievous monkeys🐒 might be swinging around the server, causing a bit of chaos with the cables. Please try it again!"