build.yaml

name: build
on:
  pull_request:
env:
  go-version: 1.23
jobs:
  build:
    name: Build images
    strategy:
      matrix:
        ubuntu-version: ["20.04", "22.04", "24.04"]
    runs-on: ubuntu-24.04
    defaults:
      run:
        working-directory: ${{ matrix.ubuntu-version }}
    steps:
      - uses: actions/checkout@v4
      - name: Setup golang
        uses: actions/setup-go@v5
        with:
          go-version: ${{ env.go-version }}
      - name: Build images
        run: |
          TAG_MINIMAL=$(cat TAG_MINIMAL)
          TAG=$(cat TAG)

          echo
          echo "building ubuntu-minimal:$TAG_MINIMAL..."
          docker build \
            -t ghcr.io/cybozu/ubuntu-minimal:$TAG_MINIMAL \
            --build-arg TAG_MINIMAL=$TAG_MINIMAL \
            ubuntu-minimal

          for image in ubuntu ubuntu-dev ubuntu-debug; do
              echo
              echo "building $image:$TAG..."
              docker build \
                -t ghcr.io/cybozu/${image}:$TAG \
                --build-arg TAG_MINIMAL=$TAG_MINIMAL \
                --build-arg TAG=$TAG \
                ${image}
          done