🐛 FIX: attrs: KeyError on aliased image attributes, duplicate {#id} headings, new-tab link attributes - #1200

Open

chrisjsewell wants to merge 6 commits into

claude/keen-einstein-iyrapj

Commits on Sep 9, 2026

🐛 FIX: warn instead of KeyError on invalid aliased image attributes
claude
committed
ee15e3c
🐛 FIX: duplicate {#id} on headings no longer aborts the build
claude
committed
c26e051
🐛 FIX: spell rel="noreferrer" for myst_links_external_new_tab
claude
committed
214353f
🐛 FIX: myst_links_external_new_tab keeps authored target and rel
claude
committed
b060445
🐛 FIX: balance the parenthesis in the emphasize_lines range warning
claude
committed
a8e6fee
🧪 TEST: pin the new-tab help text, alias warnings, heading id row
claude
committed
4566485