chore(cicd): add helm install job to pr checks

.github/workflows/ci.yaml

@@ -17,8 +17,45 @@ jobs:
     needs: [cancel-previous]
     steps:
     - uses: actions/checkout@v4
-    - name: helm-check
+    - name: helm-check-default
       uses: igabaydulin/[email protected]
       env:
         CHART_LOCATION: ./
         CHART_VALUES: ./values.yaml
+    - name: helm-check-test
+      uses: igabaydulin/[email protected]
+      env:
+        CHART_LOCATION: ./
+        CHART_VALUES: ./values-test.yaml
+
+  test-k8s:
+    runs-on: ubuntu-latest
+    needs: [helm-check]
+    strategy:
+      matrix:
+        k8s-version: [ v1.27, v1.26 ]
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Helm
+        uses: azure/[email protected]
+        with:
+          version: v3.10.3
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3.10'
+          check-latest: true
+
+      - name: Set up chart-testing
+        uses: helm/[email protected]
+        with:
+          version: v3.10.1
+
+      - name: Create Kind cluster
+        uses: helm/[email protected]
+        with:
+          kubectl_version: ${{ matrix.k8s-version }}
+
+      - name: Run chart-testing (install)
+        run: ct install --charts . --helm-extra-args '--timeout 60s'

ci/default-values.yaml

@@ -0,0 +1 @@
+# Keep empty file for chart testing to grab defaults from values.yaml

ci/test-values.yaml

@@ -0,0 +1,39 @@
+replicaCount: 2
+
+# Pod disruption budget will be created only if replicaCount > 1
+pdb:
+  enabled: true
+  minAvailable: 1
+
+readinessProbe:
+  enabled: true
+  initialDelaySeconds: 10
+
+livenessProbe:
+  enabled: true
+  initialDelaySeconds: 10
+
+image:
+  repository: nginx
+  pullPolicy: IfNotPresent
+  # Overrides the image tag whose default is the chart appVersion.
+  tag: "latest"
+
+autoscaling:
+  enabled: true
+  minReplicas: 2
+  maxReplicas: 3
+  targetCPUUtilizationPercentage: 80
+  # targetMemoryUtilizationPercentage: 80
+
+# Allows you to add any config files in specified mount path
+configFiles:
+  config.yml: |
+    key: value
+  example.json: |
+    {
+      "key1": "value1",
+      "key2": "value2"
+    }
+
+configFilesMountPath: /usr/share/config