[DO-1600] Move plantuml in new namespace (!30)

[DO-1600]

Co-authored-by: denis.patrakeev <denis.patrakeev@avroid.tech>
Reviewed-on: https://git.avroid.tech/K8s/k8s-configs/pulls/30

clusters/k8s-avroid-office.prod.local/namespaces/prod/plantuml/argocd-apps-plantuml-app.yaml

@@ -0,0 +1,51 @@
+---
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: plantuml
+  namespace: argocd
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  project: plantuml
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: prod
+  sources:
+    - repoURL: https://git.avroid.tech/K8s/k8s-configs.git
+      targetRevision: master
+      ref: values
+    - repoURL: https://nexus.avroid.tech/repository/devops-helm-proxy-helm/
+      chart: "stevehipwell/plantuml"
+      targetRevision: 3.36.0
+      helm:
+        valueFiles:
+          - $values/clusters/k8s-avroid-office.prod.local/namespaces/prod/plantuml/values-ovveride.yaml
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - ApplyOutOfSyncOnly=true
+      - CreateNamespace=true
+---
+apiVersion: argoproj.io/v1alpha1
+kind: AppProject
+metadata:
+  name: plantuml
+  namespace: argocd
+  # Finalizer that ensures that project is not deleted until it is not referenced by any application
+  finalizers:
+    - resources-finalizer.argocd.argoproj.io
+spec:
+  sourceRepos:
+    - https://git.avroid.tech/K8s/k8s-configs.git
+    - https://nexus.avroid.tech/repository/devops-helm-proxy-helm/
+  # Only permit applications to deploy to the guestbook namespace in the same cluster
+  destinations:
+    - namespace: prod
+      server: https://kubernetes.default.svc
+  # Deny all cluster-scoped resources from being created, except for Namespace
+  clusterResourceWhitelist:
+    - group: ''
+      kind: Namespace