feat: export all K8 Plus cluster manifests

Namespaces: argocd, authentik, backup-system, cloudflare-ddns,
gitea, homarr, monitoring, n8n, openclaw, polymarket-bot, vaultwarden
Cluster-wide: clusterissuers, namespaces
Secrets: redacted (structure only, data=REDACTED)

monitoring/pvc-kube-prometheus-stack-grafana.yaml

@@ -0,0 +1,29 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  annotations:
+    meta.helm.sh/release-name: kube-prometheus-stack
+    meta.helm.sh/release-namespace: monitoring
+    pv.kubernetes.io/bind-completed: 'yes'
+    pv.kubernetes.io/bound-by-controller: 'yes'
+    volume.beta.kubernetes.io/storage-provisioner: rancher.io/local-path
+    volume.kubernetes.io/selected-node: chemavx-k8
+    volume.kubernetes.io/storage-provisioner: rancher.io/local-path
+  labels:
+    app.kubernetes.io/instance: kube-prometheus-stack
+    app.kubernetes.io/managed-by: Helm
+    app.kubernetes.io/name: grafana
+    app.kubernetes.io/version: 12.4.2
+    helm.sh/chart: grafana-11.5.0
+  name: kube-prometheus-stack-grafana
+  namespace: monitoring
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi
+  storageClassName: local-path
+  volumeMode: Filesystem
+  volumeName: pvc-fdd38be9-12b5-4dd8-b83a-2f9a9ffc61c2
+