Update app.py

app.py

@@ -88,8 +88,8 @@ additional_inputs=[
     )
 ]
 agents =[
-    WEB_DEV,
-    AI_DEV_SYSTEM_PROMPT,
+    "WEB_DEV",
+    "AI_SYSTEM_PROMPT",
 ]
 examples=[["I'm planning a vacation to Japan. Can you suggest a one-week itinerary including must-visit places and local cuisines to try?", None, None, None, None, None, ],
           ["Can you write a short story about a time-traveling detective who solves historical mysteries?", None, None, None, None, None,],