• Fixed metadata and content extraction inconsistencies between linkedom and JSDOM, including missing site names and dates removed from email headers.
• Fixed lowercase heading serialization with linkedom.
• Fixed backticks escaped inside code blocks and fences ending prematurely (#359).
• Fixed unwanted spaces around inline code, superscripts, subscripts, typographic quotes, and dashes (#379, #364).
• Preserved MathML in arXiv equation tables (#376) and made the MathML converter a required dependency (#385).
• Preserved declarative shadow DOM content.
• Fixed YouTube transcript selection to prefer the default caption language over translations (#370).
• Fixed the CLI hanging after failed fetches.
• Hardened HTML sanitization for templates and unsafe content roots, and escaped C2 wiki source.
• Updated dependencies and added JSDOM coverage to CI.