name: Docker

on:
  push:
    branches:
      - main
    paths-ignore:
      - web/**
      - doc/**

  pull_request:
    branches:
      - main
    paths-ignore:
      - web/**
      - doc/**

    # Publish `v1.2.3` tags as releases.
    tags:
      - v*

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  docker-buildx:
    env:
      IMAGE_NAME: conky
      DOCKER_BUILDKIT: 1
      DOCKERHUB_USERNAME: ${{ secrets.DOCKERHUB_USERNAME }}
    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
        id: buildx
        uses: docker/setup-buildx-action@v3
      - name: Login to Docker Hub
        uses: docker/login-action@v3
        if: ${{ env.DOCKERHUB_USERNAME != '' }}
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      - name: Build and push Docker image
        env:
          RELEASE: "${{ startsWith(github.ref, 'refs/tags/') && 'ON' || 'OFF' }}"
          GITHUB_REF: ${{ github.ref }}
        run: ./.github/scripts/docker-build.bash