claude-skills は何をしますか？
Turn a PDF (or a flipbook viewer link like heyzine) into a polished static website that flips like a real book — page-curl animation, RTL by default (Hebrew), zoom, fullscreen, thumbnails, keyboard nav, PDF download — then deploy it to a shareable link on Vercel. Trigger phrases — "תבנה אתר לדפדף ב-PDF", "תהפוך את ה-PDF לספר", "אתר flipbook", "ספר דיגיטלי לדפדוף", "flipbook from this PDF", "make this PDF flippable", "turn this PDF into a book", "דפדוף כמו ספר", or when the user has a PDF / flipb