docker.yml

name: Docker

on:
  push:
    # Publish semver tags as releases.
    tags: ["*"]

env:
  IMAGE_NAME: xpunch/go-micro-dashboard

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

    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v3
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            # set latest tag for master branch
            type=raw,value=latest,enable=${{ github.ref == format('refs/heads/{0}', 'master') }}
            # minimal
            type=pep440,pattern={{version}}
      
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Login to DockerHub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action      
      - name: Build and push Docker Image
        id: build-and-push
        uses: docker/build-push-action@v3
        with:
          context: .
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
      
      - name: Notify of docker publish failure
        if: failure()
        id: slack
        uses: slackapi/slack-github-action@v1.18.0
        with:
          channel-id: 'github-actions'
          slack-message: "Dashboard docker publish: ${{ job.status }}\n${{ github.event.pull_request.html_url || github.event.head_commit.url }}"
        env:
          SLACK_BOT_TOKEN: ${{ secrets.SLACK_BOT_TOKEN }}