pr_build.yml

---
name: PR Build

on:
  pull_request:
    branches:
      - main
    types:
      - opened
      - reopened
      - synchronize
    paths-ignore:
      - '.github/**'

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

jobs:
  build-site-preview:
    runs-on: ubuntu-latest
    name: Build site preview
    env:
      ELEVENTY_PATH_PREFIX: '/pr-previews/pr-${{ github.event.number }}/'
    steps:
      - name: Checkout sources
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Install node 16
        uses: actions/setup-node@v3
        with:
          node-version: '16'
          cache: npm

      - name: Install project modules
        run: npm ci

      - name: Build site
        run: npm run build

      - name: Save PR number
        run: echo ${{ github.event.number }} > pr_number

      - name: Upload site artifacts
        uses: actions/upload-artifact@v3.1.1
        with:
          name: site-artifacts
          path: |
            ./_site/
            ./pr_number