.github/workflows/dockerhub.yml

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name: "Push to DockerHub"

on:
  push:
    branches:
      - master

jobs:
  push2DockerHub:
    runs-on: ubuntu-latest

    steps:
    - name: Disk space before
      run: df . -h
    - name: Free disk space
      run: |
          sudo docker rmi $(docker image ls -aq) >/dev/null 2>&1 || true
          sudo rm -rf /usr/share/dotnet/ /usr/local/graalvm/ /usr/local/.ghcup/ \
          /usr/local/share/powershell /usr/local/share/chromium /usr/local/share/boost \
          /usr/local/lib/android /usr/local/lib/node_modules /opt/hostedtoolcache/CodeQL \
          /opt/ghc /usr/local/.ghcup || true
          echo "some directories deleted"
          sudo apt-get remove --purge -y google-chrome-stable >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y microsoft-edge-stable >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y firefox >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y '^dotnet-.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y '^llvm-.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y 'php.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y '^mongodb-.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y '^mysql-.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y '^postgresql-.*' >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y temurin-* >/dev/null 2>&1 || true
          sudo apt-get remove --purge -y azure-cli google-cloud-cli* powershell >/dev/null 2>&1 || true
          sudo apt-get autoremove -y
          sudo apt-get autoclean -y
          echo "some packages purged"
    - name: Disk space after
      run: df . -h
    - name: Checkout repository
      uses: actions/checkout@v7.0.1
    - name: Setup Java JDK
      uses: actions/setup-java@v5
      with:
        distribution: 'temurin'
        java-version: 25
    - name: Setup Maven
      uses: stCarolas/setup-maven@v5.1
      with:
        maven-version: 3.9.6
    - name: Build
      run: mvn -U -T 1C -P 'skipTests,all,docker'
    - name: 'Push to DockerHub'
      run: mvn -f docker/pom.xml docker:push -Ddocker.username=${{secrets.DOCKERHUB_USER}} -Ddocker.password=${{secrets.DOCKERHUB_TOKEN}}