NewEntity return a new StatefulSet Info.

FailedLabel is a label for failed sts resizing that need human interaction.

PvcAnnotation is an annotation in which the initial state of the pvcs is stored in.

ReplicasAnnotation stores the initial number of replicas before scaling down the StatefulSet.

ScaleUpAnnotation marks a replica as in the process of scaling back up and prevents the controller from scaling it down.

Entity contains all data to manage a statfulset resizing.