Update app.py

app.py

@@ -49,7 +49,7 @@ web_search = DuckDuckGoSearchTool()
 model = HfApiModel(
 max_tokens=4080,
 temperature=0.5,
-model_id='unsloth/gemma-3-27b-it-unsloth-bnb-4bit',# it is possible that this model may be overloaded
+model_id='unsloth/gemma-3-12b-it-unsloth-bnb-4bit',# it is possible that this model may be overloaded
 custom_role_conversions=None,
 )