ci.yml

name: Docker CICD

on:
  pull_request:
  push:
    branches:
      - 'master'
  release:
    types: [created]

jobs:
  docker:
    name: Build Docker Image
    runs-on: ubuntu-latest
    steps:
      -
        name: Set up QEMU
        uses: docker/setup-qemu-action@v2
      -
        name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2
      -
        name: Login to DockerHub
        uses: docker/login-action@v2
        if: ${{ github.event_name == 'push' || github.event_name == 'release' }}
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
      -
        name: Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: |
            ${{ secrets.DOCKERHUB_USERNAME || 'ci-build' }}/${{ github.event.repository.name }}
          tags: |
            type=raw,value=${{ github.event.release.tag_name || 'latest' }}
      -
        name: Build and push
        id: docker_build
        uses: docker/build-push-action@v3
        with:
          push: ${{ github.event_name == 'push' || github.event_name == 'release' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
      -
        name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}