docs/.github/workflows/preview-deploy.yml at b0effeb1c25e9319c1faf62bed0563f6bdb406d3 · vaadin/docs · GitHub

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name: Preview Deploy

on:
  pull_request:
    types: [opened, synchronize, reopened, closed]
    branches: [main]

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

env:
  FLY_APP: docs-preview-pr-${{ github.event.pull_request.number }}
  FLY_ORG: ${{ vars.FLY_ORG || 'personal' }}

jobs:
  build-and-deploy:
    if: github.event.action != 'closed'
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Set up Fly CLI
        uses: superfly/flyctl-actions/setup-flyctl@master

      - name: Create Fly app (if not exists)
        run: |
          flyctl apps create "${{ env.FLY_APP }}" --org "${{ env.FLY_ORG }}" 2>/dev/null || true
        env:
          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}

      - name: Generate fly.toml
        run: |
          cat > fly.toml <<EOF
          app = "${{ env.FLY_APP }}"
          primary_region = "ams"

          [build]
            dockerfile = "Dockerfile.preview"

          [http_service]
            internal_port = 8210
            force_https = true

          [[vm]]
            size = "shared-cpu-1x"
            memory = "256mb"
          EOF

      - name: Deploy to Fly.io
        run: |
          flyctl deploy \
            --ha=false \
            --remote-only \
            --build-arg VAADIN_PRO_KEY="${{ secrets.VAADIN_PRO_KEY }}"
        env:
          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}

      - name: Comment preview URL on PR
        uses: marocchino/sticky-pull-request-comment@v2
        with:
          header: preview-deploy
          message: |
            ### Preview Deployment

            This PR has been deployed for preview.

            **URL:** https://${{ env.FLY_APP }}.fly.dev

            _Built from ${{ github.sha }}_

  cleanup:
    if: github.event.action == 'closed'
    runs-on: ubuntu-latest
    steps:
      - name: Set up Fly CLI
        uses: superfly/flyctl-actions/setup-flyctl@master

      - name: Destroy Fly app
        run: |
          flyctl apps destroy "${{ env.FLY_APP }}" --yes 2>/dev/null || true
        env:
          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}