vercel.yml

name: Vercel preview parity

on:
  pull_request:

permissions:
  contents: read

concurrency:
  group: vercel-preview-${{ github.event.pull_request.number }}
  cancel-in-progress: true

env:
  VERCEL_ORG_ID: ${{ secrets.VERCEL_ORG_ID }}
  VERCEL_PROJECT_ID: ${{ secrets.VERCEL_PROJECT_ID }}

jobs:
  preview:
    runs-on: ubuntu-latest
    timeout-minutes: 20
    steps:
      - uses: actions/checkout@v6
      - uses: actions/setup-node@v6
        with:
          node-version: 24
          cache: npm
      - run: npm ci
      - name: Load the Vercel preview environment
        env:
          VERCEL_TOKEN: ${{ secrets.VERCEL_TOKEN }}
        run: npx vercel@58.1.0 pull --yes --environment=preview --token "$VERCEL_TOKEN"
      - name: Build the preview
        env:
          VERCEL_TOKEN: ${{ secrets.VERCEL_TOKEN }}
        run: npx vercel@58.1.0 build --token "$VERCEL_TOKEN"
      - name: Deploy the preview
        id: deploy
        env:
          VERCEL_TOKEN: ${{ secrets.VERCEL_TOKEN }}
        run: |
          preview_url="$(npx vercel@58.1.0 deploy --prebuilt --token "$VERCEL_TOKEN")"
          printf 'url=%s\n' "$preview_url" >> "$GITHUB_OUTPUT"
      - uses: loke-dev/deployproof@v0.3.0
        with:
          preview: ${{ steps.deploy.outputs.url }}
          production: ${{ vars.PRODUCTION_URL }}
          config: deployproof.config.json
          strict: true