feat(ci): add multi-k8s versions test

.github/actions/run-deployment-test/action.yml

@@ -40,17 +40,17 @@ inputs:
     required: true
     description: "The directory that contains the docker file, e.g. edc-controlplane/edc-runtime-memory"
 
+  k8sversion:
+    required: false
+    description: "Version of Kubernetes to use"
+    default: "v1.30.0"
+
 runs:
   using: "composite"
   steps:
     - uses: actions/[email protected]
     - uses: ./.github/actions/setup-java
 
-    - name: Build docker images
-      shell: bash
-      run: |-
-        ./gradlew -p ${{ inputs.rootDir }} dockerize
-
     - name: Setup Helm
       uses: azure/[email protected]
       with:
@@ -62,7 +62,14 @@ runs:
         version: 'v1.28.2'
 
     - name: Create k8s Kind Cluster
-      uses: helm/[email protected]
+      uses: helm/[email protected]
+      with:
+        node_image: kindest/node:${{ inputs.k8sversion }}
+
+    - name: Build docker images
+      shell: bash
+      run: |-
+        ./gradlew -p ${{ inputs.rootDir }} dockerize
 
     - name: Load images into KinD
       shell: bash

.github/workflows/deployment-test.yaml

@@ -77,6 +77,13 @@ jobs:
   test-hashicorp-postgres:
     runs-on: ubuntu-latest
     needs: test-prepare
+    strategy:
+      fail-fast: false
+      # this will verify that the official distribution of the Tractus-X EDC Helm chart runs on the last 3 Kubernetes versions
+      matrix:
+        k8s-version: ["v1.30.0",
+                      "v1.29.4",
+                      "v1.28.9"]
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -85,6 +92,7 @@ jobs:
         with:
           imagename: "edc-controlplane-postgresql-hashicorp-vault edc-dataplane-hashicorp-vault"
           rootDir: "."
+          k8sversion: ${{ matrix.k8s-version }}
           helm_command: |-
             helm install tx-prod charts/tractusx-connector \
             -f edc-tests/deployment/src/main/resources/helm/tractusx-connector-test.yaml \