Update app.py

app.py

@@ -152,7 +152,8 @@ def initialize_llm():
         # Initialize with minimal settings
         llm = HuggingFaceHub(
             repo_id="microsoft/phi-4",  # Using a simpler model for testing
-            huggingfacehub_api_token=api_token
+            huggingfacehub_api_token=api_token,
+            task="text-generation"
         )
 
         # Quick test