docs(README.md): use official external-dns helm chart

README.md

@@ -3,7 +3,7 @@
 [![License](https://img.shields.io/github/license/probstenhias/external-dns-anexia-webhook?style=for-the-badge)](LICENSE.md)
 [![Build](https://img.shields.io/github/actions/workflow/status/probstenhias/external-dns-anexia-webhook/pull_request.yml?style=for-the-badge)](https://github.com/probstenhias/external-dns-anexia-webhook/actions/workflows/pull_request.yml)
 [![GoReport](https://goreportcard.com/badge/github.com/probstenhias/external-dns-anexia-webhook?style=for-the-badge)](https://goreportcard.com/report/github.com/probstenhias/external-dns-anexia-webhook)
-[![Coverage](https://img.shields.io/coverallsCoverage/github/ProbstenHias/external-dns-anexia-webhook?style=for-the-badge)](https://coveralls.io/github/ProbstenHias/external-dns-anexia-webhook?branch=main))
+[![Coverage](https://img.shields.io/coverallsCoverage/github/ProbstenHias/external-dns-anexia-webhook?style=for-the-badge)](https://coveralls.io/github/ProbstenHias/external-dns-anexia-webhook?branch=main)
 
 The Anexia Webhook Provider for [ExternalDNS](https://github.com/kubernetes-sigs/external-dns) allows you to use Anexia's DNS API to manage DNS records for your domains.
 
@@ -20,50 +20,45 @@ The Anexia Webhook Provider is provided as  an OCI image in [ghcr.io/probstenhia
 The following is an example deployment for the Anexia Webhook Provider:
 
 ```bash
-helm repo add bitnami https://charts.bitnami.com/bitnami
+helm repo add external-dns https://kubernetes-sigs.github.io/external-dns/
 
 # create the anexia configuration
-kubectl create secret generic anexia-configuration \
-    --from-literal=url='<ANEXIA_API_URL>' \
+kubectl create secret generic anexia-credentials \
     --from-literal=token='<ANEXIA_API_TOKEN>'
 
 # create the helm values file
 cat <<EOF > external-dns-anexia-values.yaml
-provider: webhook
+
+# -- ExternalDNS Log level.
+logLevel: debug # reduce in production
+
+# -- if true, _ExternalDNS_ will run in a namespaced scope (Role and Rolebinding will be namespaced too).
+namespaced: false
+
+# -- _Kubernetes_ resources to monitor for DNS entries.
+sources:
+  - ingress
+  - service
+  - crd
 
 extraArgs:
-  webhook-provider-url: http://localhost:8888
-
-sidecars:
-  - name: anexia-webhook
-    image: ghcr.io/probstenhias/external-dns-anexia-webhook:$RELEASE_VERSION
-    ports:
-      - containerPort: 8888
-        name: http
-    livenessProbe:
-      httpGet:
-        path: /healthz
-        port: http
-      initialDelaySeconds: 10
-      timeoutSeconds: 5
-    readinessProbe:
-      httpGet:
-        path: /healthz
-        port: http
-      initialDelaySeconds: 10
-      timeoutSeconds: 5
+  ## must override the default value with port 8888 with port 8080 because this is hard-coded in the helm chart
+  - --webhook-provider-url=http://localhost:8080
+
+provider:
+  name: webhook
+  webhook:
+    image: ghcr.io/probstenhias/external-dns-anexia-webhook
+    tag: v0.1.6
     env:
       - name: LOG_LEVEL
-        value: debug
+        value: debug # reduce in production
       - name: ANEXIA_API_URL
-        valueFrom:
-          secretKeyRef:
-            name: anexia-configuration
-            key: url
+        value: <ANEXIA_API_URL>
       - name: ANEXIA_API_TOKEN
         valueFrom:
           secretKeyRef:
-            name: anexia-configuration
+            name: anexia-credentials
             key: token
       - name: SERVER_HOST
         value: "0.0.0.0"
@@ -72,5 +67,5 @@ sidecars:
 EOF
 
 # install external-dns with helm
-helm install external-dns-anexia bitnami/external-dns -f external-dns-anexia-values.yaml
+helm upgrade -i external-dns-anexia external-dns/external-dns -f external-dns-anexia-values.yaml
 ```