code: func checkAnnotations(pod *v1.Pod) bool {
  	if podAnnotations := pod.GetAnnotations(); podAnnotations != nil {
  		if podAnnotations[core.BootstrapCheckpointAnnotationKey] == "true" {
  			return true
  		}
  	}
  	return false
  }
docs: // checkAnnotations will validate the checkpoint annotations exist on the Pod