argocd migration: added secrets for A3 migration

argocd/apps/sealed-secrets.yaml

@@ -0,0 +1,24 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: sealed-secrets
+  namespace: argocd
+spec:
+  project: default
+  sources:
+    - repoURL: https://bitnami-labs.github.io/sealed-secrets
+      chart: sealed-secrets
+      targetRevision: 2.18.4
+      helm:
+        valueFiles:
+          - $values/values/sealed-secrets.yaml
+    - repoURL: https://gitea.nik4nao.com/nik/homelab.git
+      targetRevision: main
+      ref: values
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: kube-system
+  syncPolicy:
+    automated:
+      prune: false
+      selfHeal: true

values/sealed-secrets.yaml

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+# Apply: helm upgrade --install sealed-secrets sealed-secrets/sealed-secrets -f values/sealed-secrets.yaml -n kube-system
+fullnameOverride: sealed-secrets-controller