main.yml

name: Docker Image CI

on:
  push:
    branches: [ "main" ]
  pull_request:
    branches: [ "main" ]

jobs:

  build:

    runs-on: ubuntu-latest

    steps:


    - name: Check out the code
      uses: actions/checkout@v2

    - name: Extract commit SHA
      id: sha
      run: echo "SHORT_SHA=$(git rev-parse --short=7 ${{ github.sha }})" >> $GITHUB_ENV

    - name: Dump GitHub Actions context
      shell: bash
      run: echo "$GITHUB_CONTEXT"

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

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

    - name: Build and push
      uses: docker/build-push-action@v2
      with:
        context: .
        file: ./Dockerfile
        push: true
        platforms: linux/amd64,linux/arm64
        tags: ${{ secrets.DOCKER_USERNAME }}/repotest:${{ env.SHORT_SHA }}