helm_release.yaml

name: Release Charts

env:
  HELM_VERSION: "3.14.0"
  OCI_REGISTRY: ghcr.io/${{ github.repository_owner }}
  HELM_REPO_URL: https://helm.questdb.io/

on:
  push:
    branches: [master]
    paths: ['charts/questdb/Chart.yaml']
  workflow_dispatch:

concurrency:
  group: helm-release
  cancel-in-progress: false

jobs:
  release:
    permissions:
      contents: write
      packages: write
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Install yq
        run: |
          YQ_VERSION=v4.44.3
          wget -q "https://github.com/mikefarah/yq/releases/download/${YQ_VERSION}/yq_linux_amd64" -O /usr/local/bin/yq
          chmod +x /usr/local/bin/yq

      - name: Extract version
        id: version
        run: |
          VERSION=$(yq '.version' charts/questdb/Chart.yaml)
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"

      - name: Install Helm
        uses: Azure/setup-helm@v4.2.0
        with:
          version: ${{ env.HELM_VERSION }}

      - name: Package chart
        run: helm package charts/questdb/ --destination ./packaged

      - name: Push to OCI registry
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | helm registry login ghcr.io --username "${{ github.repository_owner }}" --password-stdin
          helm push ./packaged/questdb-${{ steps.version.outputs.version }}.tgz oci://${{ env.OCI_REGISTRY }}

      - name: Update GitHub Pages helm repo
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

          REPO_DIR=$(mktemp -d)
          git fetch origin repo:repo
          git worktree add "$REPO_DIR" repo

          mkdir -p "$REPO_DIR/docs"
          cp ./packaged/questdb-${{ steps.version.outputs.version }}.tgz "$REPO_DIR/docs/"

          if [ -f "$REPO_DIR/docs/index.yaml" ]; then
            helm repo index \
              --url "${{ env.HELM_REPO_URL }}" \
              --merge "$REPO_DIR/docs/index.yaml" \
              ./packaged
          else
            helm repo index \
              --url "${{ env.HELM_REPO_URL }}" \
              ./packaged
          fi

          cp ./packaged/index.yaml "$REPO_DIR/docs/index.yaml"

          cd "$REPO_DIR"
          git add docs/index.yaml "docs/questdb-${{ steps.version.outputs.version }}.tgz"
          git commit -m "Release chart questdb-${{ steps.version.outputs.version }}"
          git push origin repo