name: Build Docker Images

on:
  pull_request:
    paths:
      - 'Dockerfile'
      - 'Gemfile'
      - 'Gemfile.lock'
      - 'yarn.lock'
      - 'package.json'
      - '.github/workflows/docker.yml'
  push:
    tags:
      - "*.*.*"

jobs:
  build:
    runs-on: ubuntu-24.04-arm
    timeout-minutes: 30

    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        submodules: recursive

    - name: Docker meta
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: wabolabs/wabosign
        tags: |
          type=ref,event=pr
          type=semver,pattern={{version}},event=tag

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v3

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3

    - name: Create .version file
      if: github.ref_type == 'tag'
      run: echo ${{ github.ref_name }} > .version

    - name: Login to Docker Hub
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v6
      with:
        username: ${{ secrets.DOCKERHUB_USERNAME }}
        password: ${{ secrets.DOCKERHUB_TOKEN }}

    - name: Build and push Docker image
      uses: docker/build-push-action@v6
      with:
        context: .
        push: ${{ github.event_name != 'pull_request' }}
        platforms: linux/amd64,linux/arm64
        tags: ${{ steps.meta.outputs.tags }}