name: Build Docker image

on:
  pull_request:
  push:
    branches:
      - "main"

concurrency:
  group: test
  cancel-in-progress: true

jobs:
  docker:
    runs-on: ubuntu-latest
    steps:
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
        with:
          install: true

      - name: Build and push
        uses: docker/build-push-action@v3
        with:
          platforms: linux/amd64,linux/arm64
          push: false