feat: Support objectOverrides (#927)

* feat: Support objectOverrides

* changelog

Author: sbernauer

CHANGELOG.md

@@ -4,6 +4,11 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Added
+
+- Support objectOverrides using `.spec.objectOverrides`.
+  See [objectOverrides concepts page](https://docs.stackable.tech/home/nightly/concepts/overrides/#object-overrides) for details ([#927]).
+
 ### Changed
 
 - Refactor: move server configuration properties from the command line to configuration files. ([#911]).
@@ -18,6 +23,7 @@ All notable changes to this project will be documented in this file.
 [#914]: https://github.com/stackabletech/kafka-operator/pull/914
 [#915]: https://github.com/stackabletech/kafka-operator/pull/915
 [#925]: https://github.com/stackabletech/kafka-operator/pull/925
+[#927]: https://github.com/stackabletech/kafka-operator/pull/927
 
 ## [25.11.0] - 2025-11-07