feat(chart): add kubernetes helm chart

.github/workflows/ci.yml

@@ -21,6 +21,18 @@ jobs:
           curl --silent --retry 10 --retry-delay 1 --retry-connrefused \
               http://localhost:8080/
 
+  helm-lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - uses: azure/setup-helm@v3
+        with:
+          token: "${{ secrets.GITHUB_TOKEN }}"
+      - name: Lint chart
+        run: helm lint chart
+      - name: Template chart
+        run: helm template chart
+
   release-please:
     runs-on: ubuntu-latest
     needs: [build]