Update app.py

app.py

@@ -21,8 +21,8 @@ from safetensors.torch import load_file
 
 
 # Replace with your actual API key
-os.environ['hugging']
-H_key = os.getenv('hugging')
+os.environ['hface']
+H_key = os.getenv('hface')
 API_URL = "https://api-inference.huggingface.co/models/Artples/LAI-ImageGeneration-vSDXL-2"
 headers = {"Authorization": f"Bearer {H_key}"}