node-matrix.yml

# Multi-Node smoke test. Complements validate.yml (which pins to .nvmrc =
# Node 20) by exercising npm ci + npm test on the engine band declared in
# package.json (>= 18). Catches breakage on newer Node before users hit it.
name: Node matrix

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

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.ref }}
  cancel-in-progress: true

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        node-version: [18.x, 20.x, 22.x]
    steps:
      # pin: v6.0.0 -- actions/checkout
      - uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
      # pin: v6.0.0 -- actions/setup-node
      - name: Use Node.js ${{ matrix.node-version }}
        uses: actions/setup-node@2028fbc5c25fe9cf00d9f06a71cc4710d4507903
        with:
          node-version: ${{ matrix.node-version }}
          cache: "npm"
      - run: npm ci
      - run: npm test