chore(ci): test Helm chart in the PR validation workflow (#829)

Co-authored-by: Daniel Pacak <pacak.daniel@gmail.com>
Signed-off-by: Daniel Pacak <pacak.daniel@gmail.com>

.github/workflows/build.yaml

@@ -24,6 +24,7 @@ on:
       - 'mkdocs.yml'
       - 'LICENSE'
       - 'NOTICE'
+
 env:
   GO_VERSION: "1.16"
   KIND_VERSION: "v0.11.1"
@@ -215,6 +216,36 @@ jobs:
         uses: codecov/codecov-action@v2
         with:
           files: ./itest/starboard-operator/configauditreport/conftest/coverage.txt
+  test-helm-chart:
+    name: Test Helm Chart
+    needs:
+      - itest-starboard-cli
+      - itest-starboard-operator
+      - integration-operator-conftest
+    runs-on: ubuntu-20.04
+    steps:
+      - name: Checkout
+        uses: actions/checkout@ec3a7ce113134d7a93b817d10a8272cb61118579 #v2.4.0
+        with:
+          fetch-depth: 0
+      - name: Install Helm
+        uses: azure/setup-helm@18bc76811624f360dbd7f18c2d4ecb32c7b87bab #v1.1
+        with:
+          version: v3.5.0
+      - name: Set up python
+        uses: actions/setup-python@0066b88440aa9562be742e2c60ee750fc57d8849 #v2.3.0
+        with:
+          python-version: 3.7
+      - name: Setup Chart Linting
+        id: lint
+        uses: helm/chart-testing-action@5f16c27cf7a4fa9c776ff73734df3909b2b65127 #v2.1.0
+      - name: Setup Kubernetes cluster (KIND)
+        uses: helm/kind-action@94729529f85113b88f4f819c17ce61382e6d8478 #v1.2.0
+        with:
+          version: ${{ env.KIND_VERSION }}
+          image: ${{ env.KIND_IMAGE }}
+      - name: Run chart-testing
+        run: ct lint-and-install --validate-maintainers=false --charts deploy/helm
   release-snapshot:
     name: Release unversioned snapshot
     needs: