Use kubeval

.github/kubeval.sh

@@ -0,0 +1,4 @@
+#!/bin/sh -e
+for f in charts/*; do
+  helmv3 template "$f" | kubeval --strict
+done

.github/workflows/helm-test.yaml

@@ -18,14 +18,10 @@ jobs:
         with:
           command: lint
 
-      - name: Create kind cluster
-        uses: helm/[email protected]
-        # Only build a kind cluster if there are chart changes to test.
-        if: steps.lint.outputs.changed == 'true'
+      - name: Run kubeval
+        uses: stefanprodan/kube-tools@v1
         with:
-          version: v0.8.0
-
-      - name: Run chart-testing (install)
-        uses: helm/[email protected]
-        with:
-          command: install
+          kubectl: 1.18.2
+          helmv3: 3.2.1
+          command: |
+            ./.github/kubeval.sh