Register a dataset root without changing any source image.

Soft-delete a dataset and preserve all related state.

Restore a soft-deleted dataset record.

List registered datasets.

Get dataset metadata, including a deleted dataset.

Add categories atomically to an active dataset.

Change a category name or authoritative description.

Soft-delete a category and retain historical annotations.

Restore a category, optionally under a new name.

List categories for a dataset.

Get a category, including a soft-deleted category.

Discover dataset images with status filtering and stable ordering.

Set annotation workflow status without changing the image.

Return an orientation-corrected preview and size metadata.

Return an in-memory annotation overlay and metadata.

List annotations with stable filters and pagination.

Add normalized xyxy annotations in one transaction.

Edit a bbox annotation without changing its type.

Hard-delete one or more bbox annotations atomically.

Validate, correct, and add rotated annotations atomically.

Edit a rotated annotation without changing its type.

Hard-delete one or more rotated annotations atomically.

Preflight and atomically export completed-image metadata.