docker-test.yml

name: Test Build-Env Docker Image
concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
  cancel-in-progress: true

on:
  workflow_dispatch:
  pull_request:
    branches: master
    paths:
    - 'docker/**'
    - '!**.md'
    - '**docker-test.yml'

jobs:
  build-test-env-image:
    runs-on: ubuntu-latest
    env:
      SOURCE_ROOT: ${{ github.workspace }}
      ENTRYPOINT: ${{ github.workspace }}/docker/default-entry.sh
    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - name: Set variables
      run: |
        echo "OWNER_LC=${OWNER,,}" >>${GITHUB_ENV}
        echo "IMAGE="ghcr.io/${{ env.OWNER_LC }}/vs-fltk:build-env" >>${GITHUB_ENV}

    - name: Install dependencies
      run: sudo apt install -y docker-compose

    - name: Check if Dockerfile has changed
      run: |
        FILES=$(git log -1 -p ./ | grep +++ | cut -d '/' -f 2-| sed -e 's|dev/null||g')
        if echo "$FILES" | grep -qE "^(Dockerfile)$"; then
          echo "changed=true" >> $GITHUB_ENV
        else
          echo "changed=false" >> $GITHUB_ENV
        fi

    - name: Build Docker image
      if: ${{ env.changed == 'true' }}
      run: docker build -t $IMAGE -f docker/Dockerfile ./docker

    - name: Run commands in Docker container
      run: |
        export HOSTUID=$(id -u)
        export HOSTGID=$(id -g)
        docker-compose -f docker/docker-compose.yml run --rm  dev