Add Kubernetes manifests for Ghostfolio application including PVC, Service, Deployment, and SealedSecret

cluster/apps/ghostfolio/ghostfolio-pvc.yml

@@ -0,0 +1,13 @@
+---
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: longhorn-ghostfolio
+  namespace: default
+spec:
+  accessModes:
+    - ReadWriteMany
+  storageClassName: longhorn
+  resources:
+    requests:
+      storage: 5Gi