Update app.py

app.py

@@ -138,7 +138,7 @@ print(get_stock_data_baostock('sh.600941'))
 final_answer = FinalAnswerTool()
 
 # Import tool from Hub
-image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True)
+image_generation_tool = load_tool("agents-course/text-to-image", trust_remote_code=True, token=os.getenv('hf_token'))
 
 with open("prompts.yaml", 'r') as stream:
     prompt_templates = yaml.safe_load(stream)