feat: Support dynamic image repositories (#684)

* feat: Support dynamic image repositories

* test: Add placeholder values to satify roundtrip tests

* chore: Add changelog entry

* chore: Wrap SparkApplicationSpec in SparkApplicationTemplateSpec

* Add some roundtrip testdata

* test: Add a bit more fields

---------

Co-authored-by: Sebastian Bernauer <sebastian.bernauer@stackable.tech>

Author: Techassi

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
+### Added
+
+- BREAKING: Add required CLI argument and env var to set the image repository used to construct final product image names: `IMAGE_REPOSITORY` (`--image-repository`), eg. `oci.example.org/my/namespace` ([#684]).
+
 ### Fixed
 
 - Application template merging should not ignore "*Overrides" fields ([#680]).
@@ -22,6 +26,7 @@ All notable changes to this project will be documented in this file.
 [#674]: https://github.com/stackabletech/spark-k8s-operator/pull/674
 [#679]: https://github.com/stackabletech/spark-k8s-operator/pull/679
 [#680]: https://github.com/stackabletech/spark-k8s-operator/pull/680
+[#684]: https://github.com/stackabletech/spark-k8s-operator/pull/684
 
 ## [26.3.0] - 2026-03-16
 

Cargo.lock

@@ -11,7 +11,7 @@ repository = "https://github.com/stackabletech/spark-k8s-operator"
 
 [workspace.dependencies]
 product-config = { git = "https://github.com/stackabletech/product-config.git", tag = "0.8.0" }
-stackable-operator = { git = "https://github.com/stackabletech/operator-rs.git", tag = "stackable-operator-0.110.1", features = ["webhook"] }
+stackable-operator = { git = "https://github.com/stackabletech/operator-rs.git", tag = "stackable-operator-0.111.1", features = ["webhook"] }
 
 anyhow = "1.0"
 built = { version = "0.8", features = ["chrono", "git2"] }