images/.github/workflows/ruby.yml at 5f6b5209388ccb7e137b82aacdcc251a8e018835 · 84codes/images · GitHub

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name: Ruby

on:
  push:
    branches: [main]
    paths:
      - ruby/Dockerfile
      - .github/workflows/ruby.yml
  pull_request:
    paths:
      - ruby/Dockerfile
      - .github/workflows/ruby.yml
  workflow_dispatch:
    inputs:
      force:
        description: Rebuild all images
        type: boolean
        default: false

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}/ruby

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    strategy:
      matrix:
        ruby-version:
          - "3.3.10"
          - "3.4.8"
          - "3.4.9"
          - "4.0.1"
          - "4.0.2"
    steps:
      - uses: actions/checkout@v6

      - uses: docker/setup-qemu-action@v4

      - uses: docker/setup-buildx-action@v4

      - name: Check if Dockerfile changed
        id: dockerfile
        run: |
          if [ "${{ github.event_name }}" = "pull_request" ]; then
            BASE="${{ github.event.pull_request.base.sha }}"
          else
            BASE="${{ github.event.before }}"
          fi
          if git diff --name-only "$BASE" "${{ github.sha }}" -- ruby/Dockerfile | grep -q .; then
            echo "changed=true" >> "$GITHUB_OUTPUT"
          else
            echo "changed=false" >> "$GITHUB_OUTPUT"
          fi

      - name: Check if image exists
        id: check
        run: |
          if docker buildx imagetools inspect "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ruby-version }}" >/dev/null 2>&1; then
            echo "exists=true" >> "$GITHUB_OUTPUT"
          else
            echo "exists=false" >> "$GITHUB_OUTPUT"
          fi

      - uses: docker/login-action@v4
        if: github.event_name != 'pull_request' && (steps.check.outputs.exists != 'true' || steps.dockerfile.outputs.changed == 'true' || (github.event_name == 'workflow_dispatch' && inputs.force))
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - uses: docker/build-push-action@v7
        if: steps.check.outputs.exists != 'true' || steps.dockerfile.outputs.changed == 'true' || (github.event_name == 'workflow_dispatch' && inputs.force)
        with:
          context: ruby
          platforms: linux/amd64,linux/arm64
          build-args: RUBY_VERSION=${{ matrix.ruby-version }}
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ matrix.ruby-version }}