code/: the eight-stage pipeline that built clean/ and balanced/ (code/README.md), LICENSE-CODE (MIT). Card: Files, How the scenes were made, License. croissant.json and SHA256SUMS regenerated (README hash).
croissant.json: map containedIn to cr:containedIn (Croissant 1.1 context)
Under conformsTo Croissant 1.1, mlcroissant reads FileSet containment as cr:containedIn; without the mapping every FileSet was read as a local folder and no image or annotation records could be generated. Data files unchanged; SHA256SUMS updated for croissant.json.