- Switch from @neondatabase/serverless to standard 'pg' client for Node.js 18 support
- Update Node.js version to 18.x as required by Vercel
- Replace Neon template literals with standard parameterized queries
- Add proper connection pooling and SSL configuration for production
- All API endpoints updated: /api/v1/cards/, /api/v1/cards/[id], /api/migrate
- Build tested and working successfully
- Update Node.js version from 18.x to 22.x for Neon compatibility
- Fix TypeScript errors by properly typing error objects as Error
- Resolve engine compatibility issues with @neondatabase/serverless and react-router
- Add proper error type casting in all API endpoints
- Fix FUNCTION_INVOCATION_FAILED crashes
- Add /api/migrate endpoint to populate Neon database with existing JSON data
- Update /api/v1/cards/ to query Neon database instead of JSON file
- Update /api/v1/cards/[id] to fetch single cards from Neon
- Add proper error handling and development debugging
- Maintain backward compatibility with existing API interface
- Ready to migrate card data to PostgreSQL
