ci.yml

name: CI

on:
  pull_request:
  push:
    branches: [main]

# This repo is public and publishes `affitor` to npm; a workflow here never needs write access.
permissions:
  contents: read

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

jobs:
  validate:
    runs-on: ubuntu-latest
    timeout-minutes: 15
    steps:
      # Actions are pinned to a commit, not a moving tag: a tag can be repointed,
      # and this repo publishes to npm. The comment records which tag was pinned.
      - name: Checkout
        uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262 # v4
        with:
          # This job runs code from the pull request. Do not leave the token in
          # .git/config where that code can read it.
          persist-credentials: false

      - name: Setup Node
        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
        with:
          node-version: 20
          cache: npm

      - name: Install dependencies
        run: npm ci

      # No `--if-present`: all three workspaces declare build, lint and test today,
      # so a missing script means a package quietly stopped being checked. Fail loudly.
      - name: Build
        run: npm run build --workspaces

      - name: Lint
        run: npm run lint --workspaces

      - name: Unit tests
        run: npm run test --workspaces