added initial istio code

charts/istiod.yaml

@@ -0,0 +1,28 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+    name: istiod
+    namespace: argocd
+    finalizers:
+        - resources-finalizer.argocd.argoproj.io
+spec:
+    destination:
+        server: https://kubernetes.default.svc
+        namespace: istio-system
+    project: default
+    source:
+        chart: istiod
+        repoURL: https://istio-release.storage.googleapis.com/charts
+        targetRevision: ${ISTIO_VERSION}
+        helm:
+            values: |
+                profile: ambient
+    syncPolicy:
+        automated:
+            prune: true
+            selfHeal: true
+    ignoreDifferences:
+        - group: admissionregistration.k8s.io
+          kind: ValidatingWebhookConfiguration
+          jsonPointers:
+              - /webhooks/0/failurePolicy