name: Java CI

on: [push]

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        java: ["8", "11", "17"]

    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Set up Java
        uses: actions/setup-java@v3
        with:
          java-version: ${{ matrix.java }}
          distribution: "temurin"
          cache: "maven"
      - name: Build with Maven
        run: mvn --batch-mode --update-snapshots verify
      - uses: actions/upload-artifact@v3
        if: ${{ matrix.java == '8' }}
        with:
          name: commafeed.jar
          path: commafeed-server/target/commafeed.jar