Import all live authentik resources (groups, users, oauth2 providers, applications)
into terraform state via authentik-generated.tf. Provider config in authentik-config.tf.
Resources are drift-free and match live cluster.
Add cilium CNI to bootstrap helm_release.for_each (1.19.5, kube-system).
Cilium was unmanaged (helmfile-only); now IaC-owned. Critical path for
cluster rebuild recovery. Adds cilium repo to helm-repositories.tf.