docs: Update helm install commands (#939)

Author: xeniape

docs/modules/zookeeper/examples/getting_started/code/getting_started.sh

@@ -19,19 +19,12 @@ cd "$(dirname "$0")"
 
 case "$1" in
 "helm")
-echo "Adding 'stackable-dev' Helm Chart repository"
-# tag::helm-add-repo[]
-helm repo add stackable-dev https://repo.stackable.tech/repository/helm-dev/
-# end::helm-add-repo[]
-echo "Updating Helm repo"
-helm repo update
-
 echo "Installing Operators with Helm"
 # tag::helm-install-operators[]
-helm install --wait commons-operator stackable-dev/commons-operator --version 0.0.0-dev
-helm install --wait secret-operator stackable-dev/secret-operator --version 0.0.0-dev
-helm install --wait listener-operator stackable-dev/listener-operator --version 0.0.0-dev
-helm install --wait zookeeper-operator stackable-dev/zookeeper-operator --version 0.0.0-dev
+helm install --wait commons-operator oci://oci.stackable.tech/sdp-charts/commons-operator --version 0.0.0-dev
+helm install --wait secret-operator oci://oci.stackable.tech/sdp-charts/secret-operator --version 0.0.0-dev
+helm install --wait listener-operator oci://oci.stackable.tech/sdp-charts/listener-operator --version 0.0.0-dev
+helm install --wait zookeeper-operator oci://oci.stackable.tech/sdp-charts/zookeeper-operator --version 0.0.0-dev
 # end::helm-install-operators[]
 ;;
 "stackablectl")

docs/modules/zookeeper/examples/getting_started/code/getting_started.sh.j2

@@ -19,19 +19,12 @@ cd "$(dirname "$0")"
 
 case "$1" in
 "helm")
-echo "Adding 'stackable-dev' Helm Chart repository"
-# tag::helm-add-repo[]
-helm repo add {{ helm.repo_name }} {{ helm.repo_url }}
-# end::helm-add-repo[]
-echo "Updating Helm repo"
-helm repo update
-
 echo "Installing Operators with Helm"
 # tag::helm-install-operators[]
-helm install --wait commons-operator {{ helm.repo_name }}/commons-operator --version {{ versions.commons }}
-helm install --wait secret-operator {{ helm.repo_name }}/secret-operator --version {{ versions.secret }}
-helm install --wait listener-operator {{ helm.repo_name }}/listener-operator --version {{ versions.listener }}
-helm install --wait zookeeper-operator {{ helm.repo_name }}/zookeeper-operator --version {{ versions.zookeeper }}
+helm install --wait commons-operator oci://{{ helm.repo_url }}/{{ helm.repo_name }}/commons-operator --version {{ versions.commons }}
+helm install --wait secret-operator oci://{{ helm.repo_url }}/{{ helm.repo_name }}/secret-operator --version {{ versions.secret }}
+helm install --wait listener-operator oci://{{ helm.repo_url }}/{{ helm.repo_name }}/listener-operator --version {{ versions.listener }}
+helm install --wait zookeeper-operator oci://{{ helm.repo_url }}/{{ helm.repo_name }}/zookeeper-operator --version {{ versions.zookeeper }}
 # end::helm-install-operators[]
 ;;
 "stackablectl")

docs/modules/zookeeper/pages/getting_started/installation.adoc

@@ -33,13 +33,10 @@ Helm::
 +
 --
 You can also use Helm to install the operators.
-Add the Stackable Helm repository:
-[source,bash]
-----
-include::example$getting_started/code/getting_started.sh[tag=helm-add-repo]
-----
 
-Then install the Stackable Operators:
+NOTE: `helm repo` subcommands are not supported for OCI registries. The operators are installed directly, without adding the Helm Chart repository first.
+
+Install the Stackable Operators:
 [source,bash]
 ----
 include::example$getting_started/code/getting_started.sh[tag=helm-install-operators]

docs/templating_vars.yaml

@@ -1,7 +1,7 @@
 ---
 helm:
-  repo_name: stackable-dev
-  repo_url: https://repo.stackable.tech/repository/helm-dev/
+  repo_name: sdp-charts
+  repo_url: oci.stackable.tech
 versions:
   commons: 0.0.0-dev
   secret: 0.0.0-dev