convert coredns to standalone application

clusters/cl01tl/standalone/coredns/Chart.yaml

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+apiVersion: v2
+name: coredns
+version: 1.0.0
+description: CoreDNS
+keywords:
+  - coredns
+  - dns
+  - network
+  - kubernetes
+home: https://wiki.alexlebens.dev/doc/coredns-FsWQrBaL1W
+sources:
+  - https://github.com/coredns/coredns
+  - https://github.com/coredns/helm
+maintainers:
+  - name: alexlebens
+dependencies:
+  - name: coredns
+    version: 1.32.0
+    repository: https://coredns.github.io/helm
+icon: https://raw.githubusercontent.com/walkxcode/dashboard-icons/main/png/coredns.png
+appVersion: 1.11.3

clusters/cl01tl/standalone/coredns/values.yaml

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+coredns:
+  image:
+    repository: registry.k8s.io/coredns/coredns
+    tag: v1.11.3
+  replicaCount: 2
+  resources:
+    limits:
+      memory: 170Mi
+    requests:
+      cpu: 100m
+      memory: 70Mi
+  rollingUpdate:
+    maxUnavailable: 1
+    maxSurge: 25%
+  terminationGracePeriodSeconds: 30
+  serviceType: "ClusterIP"
+  prometheus:
+    service:
+      enabled: true
+      annotations:
+        prometheus.io/scrape: "true"
+        prometheus.io/port: "9153"
+    monitor:
+      enabled: true
+      namespace: kube-system
+  service:
+    ipFamilyPolicy:
+       IPv4
+    name: kube-dns
+    selector:
+      k8s-app: kube-dns
+  serviceAccount:
+    create: true
+    name: coredns
+  rbac:
+    create: true
+  isClusterService: true
+  priorityClassName: system-cluster-critical
+  securityContext:
+    capabilities:
+      add:
+        - NET_BIND_SERVICE
+      drop:
+        - ALL
+    readOnlyRootFilesystem: true
+    allowPrivilegeEscalation: false
+  servers:
+    - zones:
+      - zone: .
+        port: 53
+        plugins:
+          - name: errors
+          - name: health
+            configBlock: |-
+              lameduck 5s
+          - name: ready
+          - name: kubernetes
+            parameters: cluster.local in-addr.arpa ip6.arpa
+            configBlock: |-
+              pods insecure
+              fallthrough in-addr.arpa ip6.arpa
+          - name: prometheus
+            parameters: :9153
+          - name: forward
+            parameters: . /etc/resolv.conf
+          - name: cache
+            parameters: 30
+          - name: loop
+          - name: reload
+          - name: loadbalance
+  affinity:
+    podAntiAffinity:
+      preferredDuringSchedulingIgnoredDuringExecution:
+        - weight: 100
+          podAffinityTerm:
+            labelSelector:
+              matchExpressions:
+                - key: k8s-app
+                  operator: In
+                  values:
+                    - kube-dns
+            topologyKey: kubernetes.io/hostname
+  nodeSelector:
+    kubernetes.io/os: linux
+  tolerations:
+    - key: node-role.kubernetes.io/control-plane
+      operator: Exists
+      effect: NoSchedule
+    - key: node.cloudprovider.kubernetes.io/uninitialized
+      operator: Exists
+      effect: NoSchedule
+  deployment:
+    skipConfig: false
+    enabled: true
+    name: coredns
+    selector:
+      matchLabels:
+        k8s-app: kube-dns