feat: add longhorn app

apps/longhorn.yaml

@@ -0,0 +1,37 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: longhorn
+  namespace: argocd
+  annotations:
+    argocd.argoproj.io/sync-wave: "5"
+spec:
+  project: cluster-infrastructure
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+  source:
+    chart: longhorn
+    repoURL: https://charts.longhorn.io
+    targetRevision: 1.5.2
+    helm:
+      releaseName: longhorn
+      valuesObject:
+        # To use with ArgoCD, the pre-upgrade-checker job must be disabled
+        helmPreUpgradeCheckerJob:
+          enabled: false
+        defaultSettings:
+          logLevel: warn
+        ingress:
+          enabled: true
+          ingressClassName: nginx
+          annotations:
+            cert-manager.io/cluster-issuer: letsencrypt-prod
+          host: longhorn.ops.mareshq.com
+          tls: true
+  destination:
+    server: "https://kubernetes.default.svc"
+    namespace: longhorn-system