This container can be pulled via:
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/releases/15/containers/ubi8/percona-distribution-postgresql:15
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/releases/15/containers/ubi8/percona-distribution-postgresql:15.19
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/releases/15/containers/ubi8/percona-distribution-postgresql:15.19-1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.