docker.yml

name: Build and push Docker image upon release

on:
  push:
    branches:
      - 3.x

jobs:
  push_to_registry:
    name: Build and push Docker image to Docker Hub
    runs-on: ubuntu-22.04
    if: startsWith(github.event.ref_name, 'release-')

    steps:
      - name: Check out the repo with the latest code
        uses: actions/checkout@v4

      - 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_PASSWORD }}

      - name: Get the current tag
        id: currentTag
        run: |
          git fetch --prune --unshallow
          TAG=$(git describe --tags --abbrev=0)
          echo $TAG
          echo "TAG=$TAG" >> $GITHUB_ENV

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: |
            ${{ secrets.DOCKERHUB_REPOSITORY }}:latest
            ${{ secrets.DOCKERHUB_REPOSITORY }}:${{ env.TAG }}