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)

polymarket-bot/pvc-data-postgres-0.yaml

@@ -0,0 +1,23 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  annotations:
+    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: postgres
+  name: data-postgres-0
+  namespace: polymarket-bot
+spec:
+  accessModes:
+  - ReadWriteOnce
+  resources:
+    requests:
+      storage: 5Gi
+  storageClassName: local-path
+  volumeMode: Filesystem
+  volumeName: pvc-327bbc6d-dcc6-46b4-9d78-db950f71eb98
+