name: Docker Image CI

on:
  push:
    branches: [ "main" ]

jobs:

  build:

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

    steps:
    - uses: actions/checkout@v3
    - name: Build the Docker image
      run: docker build . --file Dockerfile --tag my-image-name:latest
    - name: Log in to registry
      run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u $ --password-stdin
    - name: Push image
      run: |
        IMAGE_ID=ghcr.io/${{ github.repository_owner }}/$IMAGE_NAME
        TAG=$(date +"%Y-%m-%dT%H-%M")
        docker tag $IMAGE_NAME $IMAGE_ID:$TAG
        docker push $IMAGE_ID:$TAG