Update app.py

app.py

@@ -50,6 +50,21 @@ def load_config() -> Dict:
     config['api_key'] = os.getenv('HUGGINGFACE_API_KEY', config['api_key'])
     return config
 
+@spaces.GPU()
+def stream_chat(
+    message: str, 
+    history: list,
+    tools: str,
+    temperature: float = 0.3, 
+    max_tokens: int = 1024, 
+):
+    # Define persona attributes
+    persona_greeting = "Hello! I'm your friendly assistant. How can I help you today?"
+    
+    # Start conversation with persona greeting
+    if not history:
+        conversation.append(AssistantMessage(content=persona_greeting))
+
 def setup_logging() -> logging.Logger:
     """Set up logging configuration."""
     logging.basicConfig(