name: Build and Push Docker Image on Release

on:
    release:
        types:
            - published

jobs:
    docker:
        runs-on: ubuntu-latest
        steps:
            - name: Checkout
              uses: actions/checkout@v4
            - name: Set up QEMU
              uses: docker/setup-qemu-action@v3
            - name: Set up Docker Buildx
              uses: docker/setup-buildx-action@v3
            - name: Login to Docker Hub
              uses: docker/login-action@v3
              with:
                  username: ${{ secrets.DOCKERHUB_USERNAME }}
                  password: ${{ secrets.DOCKERHUB_TOKEN }}
            - name: Get Release Tag
              id: get_release_tag
              run: echo "::set-output name=TAG::${{ github.event.release.tag_name }}"
            - name: Build and push
              uses: docker/build-push-action@v5
              with:
                  context: .
                  push: true
                  platforms: linux/amd64,linux/arm64 # linux/arm/v7 arm32 is not supported by node20 https://github.com/nodejs/docker-node/issues/1946
                  tags: borgwarehouse/borgwarehouse:${{ steps.get_release_tag.outputs.TAG }}