We use AWS EKS cluster to run our Mendix private cloud applications.
Backup and restore of these apps between clusters is essential.
Currently I only see this method but this requires lot of work.
Use Velero to Back Up Mendix on Kubernetes Namespaces | Mendix Documentation
This article also mentioned , " it cannot serve as your main backup method,"
Appreciate if you can provide 1-click backup and restore mechanisms like in Mendix public cloud