This container can be pulled via:
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/staging/16/containers/ubi8/percona-distribution-postgresql:16
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/staging/16/containers/ubi8/percona-distribution-postgresql:16.15
  docker pull obs.pg.labs.percona.com/isv/percona/ppg/staging/16/containers/ubi8/percona-distribution-postgresql:16.15-2

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.