Update app.py

app.py

@@ -34,7 +34,7 @@ model_url = os.getenv('MODEL_URL', 'http://localhost:8000/v1')
 model_name = os.getenv('MODEL_NAME', 'default-model-name')  # Make sure to set this in the environment
 temperature = float(os.getenv('TEMPERATURE', 0.8))
 stop_token_ids = os.getenv('STOP_TOKEN_IDS', '')
-host = '0.0.0.0'
+host = os.getenv('HOST','0.0.0.0')
 port_str = os.getenv('PORT', '8001')
 try:
     port = int(port_str)