Update app.py

app.py

@@ -7,8 +7,9 @@ import os
 import requests
 
 # 환경변수에서 토큰 가져오기
-HF_API_TOKEN = os.getenv("HF_API_TOKEN", "HF_API_TOKEN")
-headers = {"Authorization": f"Bearer {HF_API_TOKEN}"}
+HF_API_TOKEN = os.getenv("roots")  # 변경된 부분
+if not HF_API_TOKEN:
+    raise ValueError("roots token not found in environment variables")
 
 # Inference API 설정
 API_URL = "https://api-inference.huggingface.co/models/stabilityai/stable-diffusion-xl-base-1.0"