Update app.py

Switched agent model to google/gemma-3-27b-it

app.py

@@ -41,8 +41,9 @@ 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
+temperature=0.6,
+model_id='google/gemma-3-27b-it'
+# model_id='Qwen/Qwen2.5-Coder-32B-Instruct',# it is possible that this model may be overloaded
 custom_role_conversions=None,
 )