Write a complete book from scratch — outline, parallel Sonnet drafting, Thai word break, typst PDF rendering, review, title brainstorm, publish to GitHub. Full pipeline proven on 'The Oracle Pattern' (15 chapters, 200+ pages). TRIGGER when: user says 'เขียนหนังสือ', 'write book', 'complete book', 'เขียนเล่มยาว', or wants a full book with PDF output. DO NOT TRIGGER for: short guides (use /oracle-write-book), cheatsheets (use /oracle-cheatsheet), single docs.
