nginx/.github/workflows/build.yml at main · surface-security/nginx · GitHub

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name: build

on:
  push:
    branches-ignore:
      - '**'
    tags:
      - '*.*.*'

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        line:
          - '-l alpine'
          - ''
        sprig:
          - expand: '-e nosprig'
            buildarg: ''
          - expand: ''
            buildarg: '1'
    steps:
    - uses: actions/checkout@v2
    - name: Prepare
      id: prepare
      run: |
          TAG=${GITHUB_REF#refs/tags/}
          echo ::set-output name=tag_name::${TAG}
    - name: Expand options
      run: |
          ./install_helpers/expand.py -vi ghcr.io/${{ github.repository }} \
                                      ${{ matrix.line }} \
                                      ${{ matrix.sprig.expand }} \
                                      ${{ steps.prepare.outputs.tag_name }}
      id: expand-options

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v1
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v1
    - name: Login to GHCR
      uses: docker/login-action@v1
      with:
        registry: ghcr.io
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    - name: Build and push
      uses: docker/build-push-action@v2
      with:
        platforms: linux/amd64,linux/arm64,linux/arm/7
        push: true
        tags: ${{ steps.expand-options.outputs.output_tags }}
        build-args: |
            BASE_IMAGE=nginx:${{ steps.expand-options.outputs.base_image }}
            USESPRIG=${{ matrix.sprig.buildarg }}