name: CI

on:
  push:
    branches: ["**"]
  pull_request:
    branches: ["**"]

# Cancel superseded runs on the same ref.
concurrency:
  group: ci-${{ github.ref }}
  cancel-in-progress: true

jobs:
  build:
    name: Build & test (Java 21)
    runs-on: ubuntu-latest
    timeout-minutes: 30
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up JDK 21
        uses: actions/setup-java@v4
        with:
          distribution: temurin
          java-version: "21"
          cache: maven

      # Several integration tests shell out to ffmpeg/ffprobe; the local AI models are NOT needed for tests
      # (asset workers are mocked), so no Python venv or model download is required in CI.
      - name: Install ffmpeg
        run: |
          sudo apt-get update
          sudo apt-get install -y ffmpeg
          ffmpeg -version | head -n 1
          ffprobe -version | head -n 1

      # ubuntu-latest ships a recent Maven. (A pinned Maven Wrapper is a future hardening step; the wrapper
      # plugin couldn't be provisioned offline in this environment.)
      - name: Build and test
        run: mvn -B -ntp verify

      - name: Upload test reports
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: surefire-reports
          path: target/surefire-reports/
          if-no-files-found: ignore
          retention-days: 7