{"endpoints":{"GET /health":"Health check","POST /api/artwork/classify":"Classify artworks with Gemini Vision","POST /api/artwork/map-classifications":"Map classifications to metaobject GIDs","POST /api/artwork/upload":"Upload artwork to S3 with resize","POST /api/generate-glb":"Generate GLB file for 3D preview","POST /api/generate-usdz":"Generate USDZ file for AR Quick Look"},"service":"Frame Preview USDZ API","version":"1.0.0"}