chore: add support for OpenSearch 3.6.0 (#148)

* Add support for OpenSearch 3.6.0

* more version bumps

* fix logging test

* Adapt Vector unit tests

* update changelog

---------

Co-authored-by: Siegfried Weber <mail@siegfriedweber.net>

Author: razvan

CHANGELOG.md

@@ -8,6 +8,7 @@ All notable changes to this project will be documented in this file.
 
 - 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` ([#141]).
 - Support hot-reloading of security configuration files ([#130]).
+- Add support for OpenSearch 3.6.0 and deprecate 3.4.0 ([#148]).
 
 ### Changed
 
@@ -25,6 +26,7 @@ All notable changes to this project will be documented in this file.
 [#141]: https://github.com/stackabletech/opensearch-operator/pull/141
 [#146]: https://github.com/stackabletech/opensearch-operator/pull/146
 [#147]: https://github.com/stackabletech/opensearch-operator/pull/147
+[#148]: https://github.com/stackabletech/opensearch-operator/pull/148
 [#149]: https://github.com/stackabletech/opensearch-operator/pull/149
 
 ## [26.3.0] - 2026-03-16

docs/modules/opensearch/examples/getting_started/getting_started.sh

@@ -141,7 +141,7 @@ kubectl create secret generic opensearch-credentials \
 
 helm install opensearch-dashboards opensearch-dashboards \
     --repo https://opensearch-project.github.io/helm-charts \
-    --version 3.4.0 \
+    --version 3.6.0 \
     --values opensearch-dashboards-values.yaml \
     --wait
 # end::opensearch-dashboards[]

docs/modules/opensearch/examples/getting_started/getting_started.sh.j2

@@ -141,7 +141,7 @@ kubectl create secret generic opensearch-credentials \
 
 helm install opensearch-dashboards opensearch-dashboards \
     --repo https://opensearch-project.github.io/helm-charts \
-    --version 3.4.0 \
+    --version 3.6.0 \
     --values opensearch-dashboards-values.yaml \
     --wait
 # end::opensearch-dashboards[]

docs/modules/opensearch/examples/getting_started/opensearch-dashboards-values.yaml

@@ -1,7 +1,7 @@
 ---
 image:
   repository: oci.stackable.tech/sdp/opensearch-dashboards
-  tag: 3.4.0-stackable0.0.0-dev
+  tag: 3.6.0-stackable0.0.0-dev
 serviceAccount:
   create: false
   name: simple-opensearch-serviceaccount

docs/modules/opensearch/examples/getting_started/opensearch-dashboards-values.yaml.j2

@@ -1,7 +1,7 @@
 ---
 image:
   repository: oci.stackable.tech/sdp/opensearch-dashboards
-  tag: 3.4.0-stackable{{ versions.opensearch }}
+  tag: 3.6.0-stackable{{ versions.opensearch }}
 serviceAccount:
   create: false
   name: simple-opensearch-serviceaccount

docs/modules/opensearch/examples/getting_started/opensearch.yaml

@@ -5,7 +5,7 @@ metadata:
   name: simple-opensearch
 spec:
   image:
-    productVersion: 3.4.0
+    productVersion: 3.6.0
   clusterConfig:
     security:
       settings:

docs/modules/opensearch/pages/usage-guide/opensearch-dashboards.adoc

@@ -13,7 +13,7 @@ A basic `values.yaml` file to deploy OpenSearch Dashboards with this chart might
 opensearchHosts: null # <1>
 image: # <2>
   repository: oci.stackable.tech/sdp/opensearch-dashboards
-  tag: 3.4.0-stackable0.0.0-dev
+  tag: 3.6.0-stackable0.0.0-dev
 serviceAccount:
   create: false
   name: opensearch-serviceaccount # <3>
@@ -92,7 +92,7 @@ After the values are adjusted according to your deployment, especially `opensear
 ----
 helm install opensearch-dashboards opensearch-dashboards \
     --repo https://opensearch-project.github.io/helm-charts \
-    --version 3.4.0 \
+    --version 3.6.0 \
     --values opensearch-dashboards-values.yaml \
     --wait
 ----

docs/modules/opensearch/pages/usage-guide/opensearch-dashboards.adoc.j2

@@ -13,7 +13,7 @@ A basic `values.yaml` file to deploy OpenSearch Dashboards with this chart might
 opensearchHosts: null # <1>
 image: # <2>
   repository: oci.stackable.tech/sdp/opensearch-dashboards
-  tag: 3.4.0-stackable{{ versions.opensearch }}
+  tag: 3.6.0-stackable{{ versions.opensearch }}
 serviceAccount:
   create: false
   name: opensearch-serviceaccount # <3>
@@ -92,7 +92,7 @@ After the values are adjusted according to your deployment, especially `opensear
 ----
 helm install opensearch-dashboards opensearch-dashboards \
     --repo https://opensearch-project.github.io/helm-charts \
-    --version 3.4.0 \
+    --version 3.6.0 \
     --values opensearch-dashboards-values.yaml \
     --wait
 ----

docs/modules/opensearch/pages/usage-guide/security.adoc

@@ -163,7 +163,7 @@ metadata:
   name: opensearch
 spec:
   image:
-    productVersion: 3.4.0
+    productVersion: 3.6.0
   clusterConfig:
     tls:
       serverSecretClass: tls # <1>

docs/modules/opensearch/partials/supported-versions.adoc

@@ -3,4 +3,5 @@
 // Stackable Platform documentation.
 
 - 3.1.0 (LTS)
-- 3.4.0
+- 3.6.0
+- 3.4.0 (deprecated)