name: ci

# Zero dependencies, so there is nothing to install: the three gates run straight
# from the checkout. Node 20 is DSH's floor; 22 is what most people run.
on:
  push:
    branches: [main]
  pull_request:

jobs:
  test:
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest, windows-latest]
        node: [20, 22]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node }}

      # smoke = the two halves' static contract; page = the settings page
      # rendered and driven; controller = the injected controller executed.
      - run: npm test

  syntax:
    # The controller ships as source into a web page, so a syntax error there is
    # a blank screen at boot rather than a failed import. `--check` catches it
    # before anyone sees it.
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - uses: actions/setup-node@v4
        with:
          node-version: 22
      - run: node --check index.js
      - run: node --check controller.js
      - run: node --check client.js