temp: remove authentik-db cluster (corruption recovery)

k8s/infra/databases/authentik-db.yaml

@@ -1,38 +0,0 @@
-# Dedicated CNPG Postgres for Authentik (GitOps, wave 2 — before authentik w3).
-# CNPG generates secret `authentik-db-app` + service `authentik-db-rw` in ns iam;
-# authentik-values reads them locally (no cross-ns secret copy).
-apiVersion: postgresql.cnpg.io/v1
-kind: Cluster
-metadata:
-  name: authentik-db
-  namespace: iam
-  annotations:
-    argocd.argoproj.io/sync-options: SkipDryRunOnMissingResource=true
-spec:
-  instances: 1
-  imageName: ghcr.io/cloudnative-pg/postgresql:16.2
-  bootstrap:
-    initdb:
-      database: authentik
-      owner: app
-      encoding: UTF8
-      localeCollate: C
-      localeCType: C
-  enableSuperuserAccess: false
-  resources:
-    requests: { memory: "512Mi", cpu: "250m" }
-    limits: { memory: "2Gi", cpu: "1" }
-  storage:
-    size: 10Gi
-    storageClass: longhorn-cnpg
-  monitoring:
-    enablePodMonitor: true
-  affinity:
-    # preferred + tolerations: HA across nodes without deadlocking a partly-
-    # schedulable 3-CP (same as forgejo-db).
-    podAntiAffinityType: preferred
-    topologyKey: kubernetes.io/hostname
-    tolerations:
-      - key: node-role.kubernetes.io/control-plane
-        operator: Exists
-        effect: NoSchedule