chore: crds are installed by the operator (#866)

Author: sweb

modules/ROOT/partials/release-notes/release-template.adoc

@@ -183,35 +183,8 @@ Use "stackablectl release list" to list available releases.
 # ...
 ----
 
-Afterwards you will need to upgrade the CustomResourceDefinitions (CRDs) installed by the Stackable Platform.
-The reason for this is that helm will uninstall the operators but not the CRDs.
-This can be done using `kubectl replace`.
-
-[source,shell]
-----
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/airflow-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/commons-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/druid-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hbase-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hdfs-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hive-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/kafka-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/listener-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/nifi-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/opa-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/spark-k8s-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/superset-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/trino-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/zookeeper-operator/YY.M.X/extra/crds.yaml
-----
-
-[source]
-----
-customresourcedefinition.apiextensions.k8s.io "airflowclusters.airflow.stackable.tech" replaced
-customresourcedefinition.apiextensions.k8s.io "authenticationclasses.authentication.stackable.tech" replaced
-customresourcedefinition.apiextensions.k8s.io "s3connections.s3.stackable.tech" replaced
-...
-----
+The operators maintain their own CustomResourceDefinitions (CRDs) and update them automatically on startup, so no manual CRD upgrade step is required.
+See xref:concepts:maintenance/crds.adoc[] for details.
 
 Install the `YY.M` release
 
@@ -238,35 +211,8 @@ release "commons-operator" uninstalled
 ...
 ----
 
-Afterward you will need to upgrade the CustomResourceDefinitions (CRDs) installed by the Stackable Platform.
-The reason for this is that helm will uninstall the operators but not the CRDs.
-This can be done using `kubectl replace`.
-
-[source,shell]
-----
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/airflow-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/commons-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/druid-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hbase-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hdfs-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/hive-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/kafka-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/listener-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/nifi-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/opa-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/spark-k8s-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/superset-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/trino-operator/YY.M.X/extra/crds.yaml
-kubectl replace -f https://raw.githubusercontent.com/stackabletech/zookeeper-operator/YY.M.X/extra/crds.yaml
-----
-
-[source]
-----
-customresourcedefinition.apiextensions.k8s.io "airflowclusters.airflow.stackable.tech" replaced
-customresourcedefinition.apiextensions.k8s.io "authenticationclasses.authentication.stackable.tech" replaced
-customresourcedefinition.apiextensions.k8s.io "s3connections.s3.stackable.tech" replaced
-...
-----
+The operators maintain their own CustomResourceDefinitions (CRDs) and update them automatically on startup, so no manual CRD upgrade step is required.
+See xref:concepts:maintenance/crds.adoc[] for details.
 
 Install the `YY.M` release
 

modules/concepts/pages/operations/cluster_operations.adoc

@@ -53,7 +53,7 @@ $ kubectl patch zookeepercluster/simple-zk --patch '{"spec": {"clusterOperation"
 [source,shell]
 ----
 $ stackablectl operator uninstall zookeeper
-$ # Replace CRD with new version, e.g. kubectl replace -f https://raw.githubusercontent.com/stackabletech/zookeeper-operator/24.7.0/extra/crds.yaml
+$ # The operator maintains its own CRD and updates it automatically on startup; no manual CRD step is needed.
 $ stackablectl operator install zookeeper=24.7.0 # choose your version
 ----