ci.yml

name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

jobs:
  build-and-test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        # vitest 4 (via rolldown) needs Node >=20.19; the engines floor of 18
        # is covered by the node18-runtime job below, against the shipped dist.
        node-version: [20.x, 24.x]
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node-version }}
          cache: npm

      - name: Install dependencies
        run: npm ci

      - name: Build
        run: npm run build

      - name: Test
        run: npm test

      - name: Smoke test the built gateway
        run: npm run smoke

      - name: Verify committed dist matches source
        if: matrix.node-version == '24.x'
        run: |
          if ! git diff --exit-code --stat dist/; then
            echo "::error::dist/ is stale - run 'npm run build' and commit the result"
            exit 1
          fi

  node18-runtime:
    # The package declares engines >=18. The test runner cannot run there, so
    # verify the *published artifact* loads and serves traffic on the floor,
    # installed with production dependencies only. This is the backstop that
    # catches ESM-only dependencies (ERR_REQUIRE_ESM) before users do.
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 18.x
          cache: npm

      - name: Install production dependencies only
        run: npm ci --omit=dev

      - name: CLI runs on the engines floor
        run: |
          node dist/cli.js --version
          node dist/cli.js models | head -20

      - name: Smoke test the shipped dist
        run: node scripts/smoke.mjs