Apply the migrations to the mongodb databases
We can do it using a container launched as a [initContainer](https://kubernetes.io/docs/concepts/workloads/pods/init-containers/)

This container should be idempotent and apply all the remaining migrations (which means that the migrations should be registered in the database)

See https://github.com/huggingface/gitaly-internals/blob/main/kube/gitaly/templates/praefect/deployment.yaml#L85


Apply the migrations to the mongodb databases: We can do it using a container launched as a [initContainer](https://kubernetes.io/docs/concepts/workloads/pods/init-containers/)

This container should be idempotent and apply all the remaining migrations (which means that the migrations should be registered in the database)

See https://github.com/huggingface/gitaly-internals/blob/main/kube/gitaly/templates/praefect/deployment.yaml#L85

