Fix helm chart validation workflow

.github/workflows/gha-validate-chart.yaml

@@ -65,82 +65,63 @@ jobs:
           echo "$changed" >> $GITHUB_OUTPUT
           echo "EOF" >> $GITHUB_OUTPUT
 
+      - name: Run chart-testing (lint)
+        run: |
+          ct lint --config charts/.ci/ct-config-gha.yaml
+
+  test-chart:
+    name: Test Chart
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          fetch-depth: 0
+
+      - name: Set up Helm
+        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4
+        with:
+          version: ${{ env.HELM_VERSION }}
+
+      # python is a requirement for the chart-testing action below (supports yamllint among other tests)
+      - uses: actions/setup-python@v6
+        with:
+          python-version: "3.11"
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f
+
+      - name: Run chart-testing (list-changed)
+        id: list-changed
+        run: |
+          ct version
+          changed=$(ct list-changed --config charts/.ci/ct-config-gha.yaml)
+          if [[ -n "$changed" ]]; then
+            echo "changed=true" >> $GITHUB_OUTPUT
+          fi
+          echo "changed_charts<<EOF" >> $GITHUB_OUTPUT
+          echo "$changed" >> $GITHUB_OUTPUT
+          echo "EOF" >> $GITHUB_OUTPUT
+
       - name: Install helm-unittest
-        if: |
-          contains(steps.list-changed.outputs.changed_charts, 'charts/gha-runner-scale-set-controller-experimental') ||
-          contains(steps.list-changed.outputs.changed_charts, 'charts/gha-runner-scale-set-experimental')
         run: |
           helm plugin install https://github.com/helm-unittest/helm-unittest.git
 
       - name: Run helm-unittest (gha-runner-scale-set-controller-experimental)
-        if: contains(steps.list-changed.outputs.changed_charts, 'charts/gha-runner-scale-set-controller-experimental')
         run: |
           helm unittest ./charts/gha-runner-scale-set-controller-experimental/
 
       - name: Run helm-unittest (gha-runner-scale-set-experimental)
-        if: contains(steps.list-changed.outputs.changed_charts, 'charts/gha-runner-scale-set-experimental')
         run: |
           helm unittest ./charts/gha-runner-scale-set-experimental/
 
-      - name: Run chart-testing (lint)
-        run: |
-          ct lint --config charts/.ci/ct-config-gha.yaml
-
-      - name: Set up docker buildx
-        uses: docker/setup-buildx-action@4d04d5d9486b7bd6fa91e7baf45bbb4f8b9deedd
-        if: steps.list-changed.outputs.changed == 'true'
-        with:
-          version: latest
-
-      - name: Build controller image
-        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f
-        if: steps.list-changed.outputs.changed == 'true'
-        with:
-          file: Dockerfile
-          platforms: linux/amd64
-          load: true
-          build-args: |
-            DOCKER_IMAGE_NAME=test-arc
-            VERSION=dev
-          tags: |
-            test-arc:dev
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
-
-      - name: Create kind cluster
-        uses: helm/kind-action@ef37e7f390d99f746eb8b610417061a60e82a6cc
-        if: steps.list-changed.outputs.changed == 'true'
-        with:
-          cluster_name: chart-testing
-
-      - name: Load image into cluster
-        if: steps.list-changed.outputs.changed == 'true'
-        run: |
-          export DOCKER_IMAGE_NAME=test-arc
-          export VERSION=dev
-          export IMG_RESULT=load
-          make docker-buildx
-          kind load docker-image test-arc:dev --name chart-testing
-
-      - name: Run chart-testing (install)
-        if: steps.list-changed.outputs.changed == 'true'
-        run: |
-          ct install --config charts/.ci/ct-config-gha.yaml
-  test-chart:
-    name: Test Chart
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v6
       - uses: actions/setup-go@v6
         with:
           go-version-file: "go.mod"
           cache: false
+
       - name: Test gha-runner-scale-set
         run: go test ./charts/gha-runner-scale-set/...
+
       - name: Test gha-runner-scale-set-controller
         run: go test ./charts/gha-runner-scale-set-controller/...
-      - name: Test gha-runner-scale-set-experimental
-        run: go test ./charts/gha-runner-scale-set-experimental/...
-      - name: Test gha-runner-scale-set-controller-experimental
-        run: go test ./charts/gha-runner-scale-set-controller-experimental/...

charts/.ci/ct-config-gha.yaml

@@ -8,4 +8,6 @@ check-version-increment: false # Disable checking that the chart version has bee
 charts:
   - charts/gha-runner-scale-set-controller
   - charts/gha-runner-scale-set
+  - charts/gha-runner-scale-set-controller-experimental
+  - charts/gha-runner-scale-set-experimental
 skip-clean-up: true