docker-push.yml

name: docker build
on:
  push:
    tags:
      - 'v*'

jobs:
  build:
    if: github.repository_owner == 'OctopusTakopi'
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to DockerHub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Get tag to build
        id: tag
        run: |
          latest_tag=$(git describe --tags | cut -d- -f1)
          echo "Use the latest release tag: ${latest_tag}"
          echo "tag=${latest_tag}" >> $GITHUB_OUTPUT

      - name: Prepare environment variables
        id: prepare
        run: |
          echo "docker_platforms=linux/amd64,linux/arm64" >> $GITHUB_OUTPUT
          echo "docker_image=octopustakopi/cloud-torrent-rs" >> $GITHUB_OUTPUT
          echo "docker_tag=${{ steps.tag.outputs.tag }}" >> $GITHUB_OUTPUT

      - name: Build tag & latest release
        run: |
          docker buildx build --platform ${{ steps.prepare.outputs.docker_platforms }} \
          --output "type=image,push=true" \
          --tag "${{ steps.prepare.outputs.docker_image }}:${{ steps.prepare.outputs.docker_tag }}" \
          --tag "${{ steps.prepare.outputs.docker_image }}:latest" \
          --file Dockerfile .