Update app.py

app.py

@@ -35,6 +35,7 @@ from datetime import datetime
 
 import asyncio
 from bson.objectid import ObjectId
+import logging
 # -------------------
 # Writable directories (Spaces often allow /tmp). Override via env if needed.
 facex_misc.ROOT_DIR = os.environ["FACEXLIB_CACHE_DIR"]