pr-validation.yaml

name: PR Validation

on:
  pull_request:
    paths:
      - 'charts/**'

jobs:
  lint-charts:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Fetch all history for all branches

      - name: Set up Helm
        uses: azure/setup-helm@v4

      - name: Identify Changed Charts
        id: changed_charts
        run: |
          git fetch origin ${{ github.base_ref }}
          CHANGED_CHARTS=$(git diff --name-only origin/${{ github.base_ref }} --diff-filter=ACDMRT | grep '^charts/' | awk -F/ '{print $2}' | uniq | tr '\n' ' ')
          echo "Changed charts detected: $CHANGED_CHARTS"
          echo "CHANGED_CHARTS=$CHANGED_CHARTS" >> $GITHUB_ENV

      - name: Lint Changed Charts
        if: env.CHANGED_CHARTS != ''
        run: |
          for chart in $CHANGED_CHARTS; do
            CHART_PATH="charts/$chart"
            if [ -d "$CHART_PATH" ]; then
              echo "Linting $chart..."
              helm lint $CHART_PATH
            fi
          done