in app/lib/labels/PullRequestCheckpointStatus.scala [14:20]
def fromLabels(labels: Set[String], checkpoint: Checkpoint): Option[PullRequestCheckpointStatus] =
PullRequestCheckpointStatus.all.find(s => labels(s.labelFor(checkpoint.name)))
}
sealed trait NotSeenOnSite extends PullRequestCheckpointStatus
case object Seen extends PullRequestCheckpointStatus {