This container can be pulled via:
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.01/charts/uyuni/proxy:2023.1.0
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.01/charts/uyuni/proxy:2023.1.0-build72.2.uyuni2
  docker pull registry.opensuse.org/systemsmanagement/uyuni/snapshots/2023.01/charts/uyuni/proxy:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.