Update app.py

app.py

@@ -44,7 +44,7 @@ with open('prompts.yaml', 'r') as stream:
 
 agent = CodeAgent(
     model=model, 
-    tools=[final_answer], get_current_time_in_timezone, text_to_image,
+    tools=[final_answer,get_current_time_in_timezone,text_to_image],
     max_steps=6,
     verbosity_level=1,
     grammar=None,