preview.yml

name: Deploy to Preview

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

on:
  pull_request:
    types: [opened, synchronize, reopened]

jobs:
  CI:
    uses: './.github/workflows/ci.yml'

  deploy:
    needs: CI
    runs-on: ubuntu-latest
    environment: Preview
    outputs:
      deploymentUrl: ${{ steps.deploy.outputs.deploymentUrl }}
    steps:
      - uses: actions/checkout@v4
      - name: install pnpm
        uses: pnpm/action-setup@v3

      - name: install Vercel CLI
        run: pnpm install --global vercel@latest

      - name: pull Vercel environment information
        run: vercel pull --yes --environment=preview --token=${{ secrets.VERCEL_TOKEN }}

      - name: build project artifacts
        run: vercel build --token=${{ secrets.VERCEL_TOKEN }}

      - name: deploy project artifacts to Vercel
        id: deploy
        run: |
          vercel deploy --prebuilt --token=${{ secrets.VERCEL_TOKEN }} > deploy.log
          echo "deploymentUrl=$(cat deploy.log)" >> $GITHUB_OUTPUT

  comment:
    needs: deploy
    runs-on: ubuntu-latest
    permissions:
      issues: write
      pull-requests: write
    steps:
      - name: comment URL to PR
        uses: actions/github-script@v7
        with:
          script: |
            github.rest.issues.createComment({
              issue_number: context.issue.number,
              owner: context.repo.owner,
              repo: context.repo.repo,
              body: "Deployed at ${{ env.DEPLOYMENT_URL }}"
            })
        env:
          DEPLOYMENT_URL: ${{ needs.deploy.outputs.deploymentUrl }}