Frontend elements for importing external backups

[csengerszabo]

Project / Cluster Backup / Backups

• new button: Upload backup
  • upload dialog opens
  • it uploads the file already to the Backup Storage Location of the Project
• new column, Source:
  • if it's an external (uploaded) one, it shows external
  • if it's a KKP-created one, it shows the source cluster name
  • if the cluster was deleted, it shows deleted cluster.
• when restore-ing one of the backups:
  • in the restore dialog there is a new selector for the Target Cluster
  • Warning message when restoring: Double check if you want to restore a backup with special caution when restoring to a

Project / Cluster Backup / Restore

Columns:

• Source: shows that the restore was done from Cluster ABC (from KKP) or from an externally uploaded backup
• Target Cluster: the cluster the backup was restored to

This will also cover the use case of migrating a backup from Cluster A to Cluster B within the same KKP.
Cluster filter could stay on the Backup screens, but won’t be a mandatory selector.