feat(image-lab): verify_internal_key (video-lab 복제)

image-lab/app/auth.py

@@ -0,0 +1,13 @@
+"""Windows image-render worker → NAS image-lab internal webhook 인증."""
+from __future__ import annotations
+
+import os
+from fastapi import Header, HTTPException
+
+
+def verify_internal_key(x_internal_key: str = Header(...)):
+    expected = os.getenv("INTERNAL_API_KEY")
+    if not expected:
+        raise HTTPException(401, "INTERNAL_API_KEY not configured on server")
+    if x_internal_key != expected:
+        raise HTTPException(401, "Invalid X-Internal-Key")