Wishlist: Bulk editing or syncing of firewall rules/aliases/IP sets/securty groups

I've got multiple clusters and want to be able to migrate guests between them. This is already possible for some time via "qm remote-migrate" or via backup+restore but after migrating the guest, it's firewall rules won't work any longer unless you make sure each clusters aliases + IP sets + security groups are identical. Bad if a migrated VMs config is referencing aliases or security groups that aren't defined on the target cluster.
It's very annoying to manually keep those firewall configs...

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