- Create useProductStore with Zustand for state management
- Enrich client.js with all API functions (CRUD, scrape)
- Connect HomePage to store with loading/error states
- Add ProductCard with scrape/delete actions
- Add ProductGrid component
- Add AddProductModal with URL extraction
- Update Header with refresh and scrape all buttons
- Add comprehensive styles for cards and modal
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>