kit/.github/workflows/devcontainer-image.yml at main · HugoBlox/kit · GitHub

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name: Build HugoBlox devcontainer image

on:
  push:
    branches: [main]
    paths:
      - ".devcontainer/base.Dockerfile"
      - ".github/workflows/devcontainer-image.yml"
  workflow_dispatch:
    inputs:
      hugo_versions:
        description: "Comma-separated Hugo versions to build (e.g. 0.152.2,0.154.0)"
        required: false

env:
  IMAGE_NAME: ghcr.io/hugoblox/hugo-blox-dev
  DEFAULT_HUGO_VERSION: 0.152.2
  NODE_VERSION: 20
  PNPM_VERSION: 10.14.0

jobs:
  prepare-matrix:
    runs-on: ubuntu-latest
    outputs:
      versions: ${{ steps.versions.outputs.matrix }}
    steps:
      - name: Select Hugo versions
        id: versions
        env:
          VERSIONS: ${{ github.event.inputs.hugo_versions || env.DEFAULT_HUGO_VERSION }}
        run: |
          MATRIX=$(python - <<'PY'
          import os, json
          versions = [v.strip() for v in os.environ["VERSIONS"].split(",") if v.strip()]
          print(json.dumps(versions))
          PY
          )
          echo "matrix=${MATRIX}" >> "$GITHUB_OUTPUT"

  build-and-push:
    needs: prepare-matrix
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      fail-fast: false
      matrix:
        hugo: ${{ fromJson(needs.prepare-matrix.outputs.versions) }}
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Log in to GHCR
        uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Compute tags
        id: tags
        env:
          HUGO_VERSION: ${{ matrix.hugo }}
        run: |
          TAGS="${IMAGE_NAME}:hugo${HUGO_VERSION}"
          if [ "${HUGO_VERSION}" = "${DEFAULT_HUGO_VERSION}" ]; then
            TAGS="${TAGS}\n${IMAGE_NAME}:latest"
          fi
          {
            echo "list<<EOF"
            printf "%b\n" "$TAGS"
            echo "EOF"
          } >> "$GITHUB_OUTPUT"

      - name: Build and push image
        uses: docker/build-push-action@v7
        with:
          context: .
          file: .devcontainer/base.Dockerfile
          push: true
          build-args: |
            HUGO_VERSION=${{ matrix.hugo }}
            NODE_VERSION=${{ env.NODE_VERSION }}
            PNPM_VERSION=${{ env.PNPM_VERSION }}
          tags: ${{ steps.tags.outputs.list }}