docker-image_backend_manualORnewrelease.yml

name: Create backend Docker image on new release or using manual trigger

on:
  #push:
  #  branches: [ "master" ]
  #pull_request:
  #  branches: [ "master" ]
  workflow_dispatch:
  release:
    types:
      - created

jobs:

  build:

    runs-on: ubuntu-latest

    steps:
    - name: Checkout code
      uses: actions/checkout@v3

    - name: Build the backend Docker image
      run: |
        if [ "${{ github.event_name }}" == 'workflow_dispatch' ]; then
          IMAGE_TAG="dev_$(date +"%d%m%Y")"
        else
          IMAGE_TAG="${{ github.event.release.tag_name }}"
        fi
        docker build . --file Dockerfile_backend --tag ${{ github.repository }}/backend:$IMAGE_TAG
        echo "IMAGE_TAG=${IMAGE_TAG}" >> $GITHUB_ENV
      if: github.event_name == 'release' || github.event_name == 'workflow_dispatch'

    - name: Push the backend Docker image to GHCR
      if: success() && (github.event_name == 'release' || github.event_name == 'workflow_dispatch')
      run: |
        echo ${{ secrets.TOKEN_FOR_ACTIONS }} | docker login ghcr.io -u ${{ github.repository_owner }} --password-stdin
        IMAGE_NAME="ghcr.io/${{ github.repository }}/backend"
        docker tag ${{ github.repository }}/backend:$IMAGE_TAG $IMAGE_NAME:$IMAGE_TAG
        docker push $IMAGE_NAME:$IMAGE_TAG