Impressive work. What data source are you using for the books, authors and covers? I looked at OpenLibrary [1] but the covers are not the same, so I suppose it

Impressive work. What data source are you using for the books, authors and covers? I looked at OpenLibrary [1] but the covers are not the same, so I suppose it is something else? Maybe Amazon directly somehow? [1] https://openlibrary.org/search?q=zero+to+one&mode=everything https://openlibrary.org/search?q=zero+to+one&mode=everything