Vercel Preview Database GitHub Action

Seamlessly deploy your web app with Vercel and create preview databases with Snaplet, filled with production-accurate data in no time.

This action empowers you to enjoy fully isolated and stateful preview environments. Easily create a new preview database filled with production-accurate data whenever needed and integrate it into your Vercel preview process.

Usage

Create a GitHub Action Workflow file in your repository using one of the following examples:

# .github/workflows/preview.yml

name: Preview

env:
  SNAPLET_ACCESS_TOKEN: ${{ secrets.SNAPLET_ACCESS_TOKEN }}
  SNAPLET_PROJECT_ID: <YOUR_SNAPLET_PROJECT_ID>
  VERCEL_ACCESS_TOKEN: ${{ secrets.VERCEL_ACCESS_TOKEN }}
  VERCEL_PROJECT_ID: <YOUR_VERCEL_PROJECT_ID>

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

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - uses: snaplet/vercel-preview-database-action@v1

Documentation

Prerequisites

• Connect your GitHub repository with Vercel
• Fetch your Snaplet credentials
• Fetch your Vercel Access token

Environment variables

• SNAPLET_ACCESS_TOKEN (required)
• SNAPLET_PROJECT_ID (required)
• VERCEL_ACCESS_TOKEN (required)
• VERCEL_PROJECT_ID (required)
• VERCEL_TEAM_ID

Outputs

database-url:
  description: Instant database url
deployment-url:
  description: Vercel preview deployment url

Optional Inputs

  # Mixed action inputs
  delete:
    description: Delete the preview on Vercel and the instant database related to it
    required: false
    type: boolean
    default: ${{ github.event.action == 'closed' }}
  # Vercel action inputs
  vercel-await-for-deployment:
    description: Await for the deployment to be ready and output the deployment URL
    required: false
    type: boolean
    default: false
  vercel-env:
    description: The environment variable name to set the preview database deployment URL
    required: false
    type: string
    default: DATABASE_URL
  vercel-ignored-build-command:
    description: Command set for the Ignored Build Step in your project settings, the default script cancels every preview deployment coming from the Vercel GitHub App
    required: false
    type: string
    default: curl -sS "https://raw.githubusercontent.com/snaplet/vercel-action/v3/scripts/ignore-build.mjs" | node --input-type=module
  # Snaplet action inputs
  database-create-command:
    description: Command used to generate the instant database
    required: false
    type: string
    default: snaplet preview-database create --git --latest
  database-delete-command:
    description: Command used to delete the instant database
    required: false
    type: string
    default: snaplet preview-database drop --git
  database-url-command:
    description: Command used to get the instant database URL
    required: false
    type: string
    default: snaplet preview-database url --git
  database-reset:
    description: Reset the database state on each commit
    required: false
    type: boolean
    default: false