Update app.py

app.py

@@ -49,10 +49,18 @@ image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_co
 # Load system prompt from prompt.yaml file
 with open("prompts.yaml", 'r') as stream:
     prompt_templates = yaml.safe_load(stream)
+
+if "final_answer" not in prompt_templates:
+    prompt_templates["final_answer"] = "This is the final answer: {answer}"
     
 agent = CodeAgent(
     model=model,
-    tools=[final_answer], # add your tools here (don't remove final_answer)
+    tools=[
+        final_answer,
+        my_custom_tool,
+        get_current_time_in_timezone,
+        image_generation_tool
+    ],
     max_steps=6,
     verbosity_level=1,
     grammar=None,