- Updated card detail page to fetch real data from API
- Added ownership tracking with quantity management
- Added favorite system for cards
- Added collection and deck management functionality
- Created API endpoints for ownership, favorites, collections, and decks
- Added database columns for quantity and favorited status
- Shows current collections and decks the card belongs to
- Added proper error handling and loading states
- Integrated with real card data from database
- Added purchase links to TCGPlayer and eBay
