Fix model access permission

app.py

@@ -46,7 +46,8 @@ final_answer = FinalAnswerTool()
 model = HfApiModel(
     max_tokens=2096,
     temperature=0.5,
-    model_id="Qwen/Qwen2.5-Coder-32B-Instruct",  # it is possible that this model may be overloaded
+    # model_id="Qwen/Qwen2.5-Coder-32B-Instruct",  # it is possible that this model may be overloaded
+    model_id="https://pflgm2locj2t89co.us-east-1.aws.endpoints.huggingface.cloud",
     custom_role_conversions=None,
 )