Update app.py

app.py

@@ -18,7 +18,7 @@ cloudinary.config(
 )
 
 API_URL = "https://api-inference.huggingface.co/models/stabilityai/stable-diffusion-xl-base-1.0"
-HEADERS = {"Authorization": "Bearer "}
+HEADERS = {"Authorization": f"Bearer {os.getenv('HUGGING_FACE_API_KEY')}"}
 
 async def query(session, payload):
     try: