build_and_publish.yml

name: Build and push docker image

on:
  push:
    branches: [main, develop]
  pull_request:

jobs:
  build-and-push-docker-image:
    name: Build Docker image and push to repositories
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Prepare tag
        id: prep
        run: |
          DOCKER_IMAGE=nielsborie/streamlit-data-consistency
          VERSION=${GITHUB_REF##*/}
          TAGS="${DOCKER_IMAGE}:${VERSION}"
          echo ::set-output name=tags::${TAGS}

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
        with:
          platforms: all

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v2

      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        id: docker_build
        uses: docker/build-push-action@v3
        with:
          builder: ${{ steps.buildx.outputs.name }}
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.prep.outputs.tags }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}