name: Cloud-Hypervisor's Docker image update

on:
  push:
    branches: master
    paths: resources/Dockerfile

jobs:
  main:
    runs-on: ubuntu-latest
    steps:
      - name: Code checkout
        uses: actions/checkout@v2

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v1

      - name: Login to DockerHub
        uses: docker/login-action@v1 
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push
        uses: docker/build-push-action@v2
        with:
          file: ./resources/Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: cloudhypervisor/dev:latest

      - name: Image digest
        run: echo ${{ steps.docker_build.outputs.digest }}