docs: Fix SparkApplication CRD description (#705)

The root/spec description called it a "Spark cluster stacklet".

Author: lfrancke

CHANGELOG.md

@@ -24,6 +24,7 @@ All notable changes to this project will be documented in this file.
 - Bump `stackable-operator` to 0.110.1 ([#679]).
 - Internal operator refactoring: introduce dereference() and validate() steps in the reconciler for spark application, spark connect and spark history server([#687]).
 - test: Bump vector-aggregator to 0.55.0, replace /graphql call with gRPC call ([#689]).
+- Fix the `SparkApplication` CRD description, which incorrectly described it as a "Spark cluster stacklet" rather than a Spark application ([#705]).
 
 [#674]: https://github.com/stackabletech/spark-k8s-operator/pull/674
 [#679]: https://github.com/stackabletech/spark-k8s-operator/pull/679
@@ -32,6 +33,7 @@ All notable changes to this project will be documented in this file.
 [#687]: https://github.com/stackabletech/spark-k8s-operator/pull/687
 [#689]: https://github.com/stackabletech/spark-k8s-operator/pull/689
 [#696]: https://github.com/stackabletech/spark-k8s-operator/pull/696
+[#705]: https://github.com/stackabletech/spark-k8s-operator/pull/705
 
 ## [26.3.0] - 2026-03-16
 

extra/crds.yaml

@@ -22,7 +22,7 @@ spec:
         properties:
           spec:
             description: |-
-              A Spark cluster stacklet. This resource is managed by the Stackable operator for Apache Spark.
+              A Spark application run on Kubernetes by the Stackable operator for Apache Spark.
               Find more information on how to use it and the resources that the operator generates in the
               [operator documentation](https://docs.stackable.tech/home/nightly/spark-k8s/).
 

rust/operator-binary/src/crd/mod.rs

@@ -169,7 +169,7 @@ pub mod versioned {
         pub resolved_template_ref: Vec<ResolvedSparkApplicationTemplate>,
     }
 
-    /// A Spark cluster stacklet. This resource is managed by the Stackable operator for Apache Spark.
+    /// A Spark application run on Kubernetes by the Stackable operator for Apache Spark.
     /// Find more information on how to use it and the resources that the operator generates in the
     /// [operator documentation](DOCS_BASE_URL_PLACEHOLDER/spark-k8s/).
     ///