obsidian-export/changelog.d/252.breaking.md

Upgrade pulldown-cmark from 0.9 to 0.12

pulldown-cmark is the Markdown/CommonMark parser that is used to read and convert notes (together with pulldown-cmark-to-cmark).

For end-users that call the obsidian-export CLI this upgrade will be mostly transparent, except that Math blocks are now properly processed without getting mangled.

People who use the library directly may face more significant breaking changes if they have custom postprocessors, as pulldown-cmark's events have gone through various breaking changes. For more information, see:

• https://github.com/zoni/obsidian-export/pull/252
• https://github.com/pulldown-cmark/pulldown-cmark/releases/tag/v0.10.0
• https://github.com/zoni/obsidian-export/pull/276/files#diff-b1a35a68f14e696205874893c07fd24fdb88882b47c23cc0e0c80a30c7d53759