jedarden a89fef64fc Add research: article threads, resource dictionaries, catalog, hyperlinks ... Four new extraction research documents covering PDF article thread traversal for multi-flow magazine layouts, resource dictionary inheritance and ResourceStack semantics for nested Form XObjects, document catalog and page tree structure (UserUnit, Contents array, page inheritance), and hyperlink/named destination extraction with QuadPoints anchor text and link density classification. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>		2026-05-16 16:04:00 -04:00
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notes	Add SDK architecture notes covering top 10 languages	2026-05-16 14:51:25 -04:00
plan	Initial repo scaffold with README and docs structure	2026-05-16 14:26:16 -04:00
research	Add research: article threads, resource dictionaries, catalog, hyperlinks	2026-05-16 16:04:00 -04:00