Publisher product card system for books with affiliate links.
The demo page lets you add books, configure settings, and test card rendering.
GET /api/card/:isbn - Get card data (with optional ?publisher_id=...)GET /api/card/:isbn/image - Get book cover imageGET /:shortId - Short link redirectGET /api/me - Get current publisherGET /api/settings - Get affiliate settingsPUT /api/settings - Update affiliate settingsGET /api/books - List publisher's booksPOST /api/books - Add book to libraryPUT /api/books/:isbn - Update book customizationDELETE /api/books/:isbn - Remove book from libraryPOST /api/books/lookup - Lookup book by ISBN/URLGET /test/db - Test database connectionGET /test/kv - Test KV connection