build-image.yaml

name: Build and publish image

on:
  push:
    branches:
      - master
    tags:
      - 'v*'

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    name: Buld Docker images
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1.2.0
      - name: Set up Docker Buidx
        uses: docker/setup-buildx-action@v1.6.0
      - name: Log in to Docker Hub
        uses: docker/login-action@v1.12.0
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - name: Extract metadata (tags, labels) for Docker
        uses: docker/metadata-action@v3.6.2
        id: meta
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=schedule
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=semver,pattern={{major}}
            type=edge
      - name: Build and publish Docker image
        uses: docker/build-push-action@v2.7.0
        with:
          context: .
          platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}