backend-ci.yaml

# Setup an action to run the backend CI for PRs

# name of the action
name: Backend CI

# when should it run
on:
  pull_request:
    branches:
      - main

# what should it do
jobs:
  # name of the job
  build:
    # what should it run on
    runs-on: ubuntu-latest
    # default values for all the steps
    defaults:
      run:
        working-directory: backend
    permissions:
      contents: read
      packages: read
      # To report GitHub Actions status checks
      statuses: write
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup Java
        uses: actions/setup-java@v4
        with:
          distribution: 'temurin'
          java-version: '21'
      - name: Cache local Maven repository
        uses: actions/cache@v3
        with:
          path: ~/.m2/repository
          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            ${{ runner.os }}-maven-
      - name: Run Maven build
        run: mvn install -DskipTests -q
      - name: Run tests
        run: mvn test -q

      - name: Run check style
        uses: nikitasavinov/checkstyle-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          reporter: 'github-pr-check'
          tool_name: 'testtool'
          fail_on_error: true
          level: warning,error
          workdir: backend