ContainerCache returns a reference to the container cache.

ImageCache returns a reference to the image cache.

InitializeImageCache will create a new image cache or rehydrate an existing image cache from the portlayer k/v store.

NewRespositoryCache will create a new repoCache or rehydrate an existing repoCache from the portlayer k/v store.

RepositoryCache returns a ref to the repoCache interface.

ErrDoesNotExist returned if a reference is not found in the store.

An Association is a tuple associating a reference with an image ID.

Tracks our container info from calls.

ICache is an in-memory cache of image metadata.

Repo provides the set of methods which can operate on a tag store.