helm-lint.yaml

---
name: Helm Lint
on:
  # `ct lint` does not work well with tag references on releases.
  # OTOH, Helm linting on tags is not necessary so long as it
  # happens on push to branches.
  push:
    branches:
      - '**'
  pull_request:
    branches-ignore:
      - 'release-**/bundle-update'

jobs:
  lint:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Helm
        uses: azure/setup-helm@v1
        with:
          version: v3.7.2

      - uses: actions/setup-python@v2
        with:
          python-version: 3.7

      - name: Set up chart-testing
        uses: helm/chart-testing-action@v2.2.0

      - name: Run chart-testing (lint)
        run: |
          # is there a better way to get the right name for branch?
          # for ref.: https://github.com/helm/chart-testing/issues/186#issuecomment-585595379
          if [[ "${{ github.event_name }}" == "pull_request" ]]; then
            ct lint --target-branch ${{ github.head_ref }} --config ./charts/ct.yaml
          else
            ct lint --target-branch ${{ github.ref_name }} --config ./charts/ct.yaml
          fi