ApplyLayer applies a single layer on top of the given provided layer chain, using the provided snapshotter and applier.

ApplyLayers applies all the layers using the given snapshotter and applier.

Diff creates a layer diff for the given snapshot identifier from the parent of the snapshot.

Layer represents the descriptors for a layer diff.

Applier is used to apply a descriptor of a layer diff on top of mounts.

MountDiffer computes the difference between two mounts and returns a descriptor for the computed diff.