Fallback HF_TOKEN to HF_ADMIN_TOKEN for HF Spaces

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/main.py

@@ -5,6 +5,10 @@ import os
 from contextlib import asynccontextmanager
 from pathlib import Path
 
+# Ensure HF_TOKEN is set — fall back to HF_ADMIN_TOKEN if available (HF Spaces)
+if not os.environ.get("HF_TOKEN") and os.environ.get("HF_ADMIN_TOKEN"):
+    os.environ["HF_TOKEN"] = os.environ["HF_ADMIN_TOKEN"]
+
 from fastapi import FastAPI
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.staticfiles import StaticFiles