This container can be pulled via:
  docker pull registry.opensuse.org/home/bmwiedemann/glitchtip/containerfile/opensuse/glitchtip-backend:3.4.6
  docker pull registry.opensuse.org/home/bmwiedemann/glitchtip/containerfile/opensuse/glitchtip-backend:latest

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.