#spg - Book show: dual Buy CTAs, reviews as count with latest date, cover lightbox, sample pages 28-29 under cover - Waitlist block: coming soon label and reordered copy - Automate sample pages via rasterizer extractor batch and rake; books:prepare runs ingest then samples then synopses - Docs: Cohere Parse note for v2/v4; Approach B catalogue promote in Phase 10; R2 prepare workflow sync