docker-publish.yml

name: Docker

on:
  push:
    branches-ignore:
      - "*-PR"
  pull_request:

env:
  azul_docker_pycharm_version: 4  # increment this to update the OS packages

jobs:
  build:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2

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

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

      - name: Log into registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v1
        with:
          username: ${{ vars.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_PASSWORD }}

      - name: Get the current branch name
        run: echo "::set-output name=branch::${GITHUB_REF#refs/heads/}"
        id: vars

      - name: Build and push Docker image
        uses: docker/build-push-action@v4
        with:
          build-args: |
            azul_docker_pycharm_version=${{ env.azul_docker_pycharm_version }}
          context: .
          platforms: linux/amd64,linux/arm64
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ vars.DOCKERHUB_REPOSITORY }}:${{ steps.vars.outputs.branch }}-${{ env.azul_docker_pycharm_version }}