use NonZeroU64;
use ;
use LegIdx;
/// configuration for the multimodal labeling model. this type is deserialized from the
/// config [label] section and set as defaults for the label model. at query time, this
/// can be deserialized again to override defaults.
///
/// all values must be _optional_ as an invariant for the deserialization algorithm
/// used by the [`MultimodalLabelService`].