name: Starter Build

on:
  pull_request:
    paths:
      - 'starters/**'
  push:
    paths:
      - 'starters/**'

jobs:
  build:
    runs-on: ${{ matrix.os }}
    strategy:
      fail-fast: false
      matrix:
        java_version: [1.8, 11, 13]
        os: [ubuntu-latest, windows-latest, macOS-latest]

    steps:
      - name: Checkout
        uses: actions/checkout@v1
      - name: Set up JDK ${{ matrix.java_version }}
        uses: actions/setup-java@v1
        with:
          java-version: ${{ matrix.java_version }}
      - name: Build
        working-directory: ./starters
        run: mvn clean package