name: CI

on:
  push:
    branches: [main]
  pull_request:

jobs:
  check-and-test:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      # CLAUDE.md is read at every session start; detail belongs in the nested files.
      - run: test "$(wc -l < CLAUDE.md)" -le 120 || { echo "CLAUDE.md over its 120-line budget"; exit 1; }
      - uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
      - run: npm ci
      - run: npm run check
      # LibreOffice is not installed here, so the lo-roundtrip suite self-skips.
      - run: npm test