zenith-image-generator/.github/workflows/preview.yml at 6073e8cdd9efa5e936e63dca94e3ba7c6541c7c9 · WuMingDao/zenith-image-generator · GitHub

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# Z-Image - Preview Deployment
#
# Deploys PR previews to Cloudflare Pages
# Comments preview URL on the PR

name: Preview

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

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

jobs:
  preview:
    name: Deploy Preview
    runs-on: ubuntu-latest
    if: github.event.pull_request.draft == false

    permissions:
      contents: read
      pull-requests: write
      deployments: write

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup pnpm
        uses: pnpm/action-setup@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: 'pnpm'

      - name: Install dependencies
        run: pnpm install --frozen-lockfile

      - name: Build shared package
        run: pnpm build:shared

      - name: Build web
        run: pnpm build:web

      - name: Deploy Preview to Cloudflare Pages
        id: deploy
        uses: cloudflare/wrangler-action@v3
        with:
          apiToken: ${{ secrets.CLOUDFLARE_API_TOKEN }}
          accountId: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
          command: pages deploy apps/web/dist --project-name=z-image --branch=${{ github.head_ref }}

      - name: Comment Preview URL
        uses: actions/github-script@v7
        env:
          DEPLOY_URL: ${{ steps.deploy.outputs.deployment-url }}
          COMMIT_SHA: ${{ github.sha }}
        with:
          script: |
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
            });

            const botComment = comments.find(comment =>
              comment.user.type === 'Bot' &&
              comment.body.includes('Preview Deployment')
            );

            const shortSha = process.env.COMMIT_SHA.substring(0, 7);
            const deployUrl = process.env.DEPLOY_URL;

            const output = `## 🚀 Preview Deployment

            | Status | URL |
            |--------|-----|
            | ✅ Ready | ${deployUrl} |

            > Commit: \`${shortSha}\`
            `;

            if (botComment) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: botComment.id,
                body: output
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
                body: output
              });
            }