Bump linkify-it and markdown-it

[dependabot]

Bumps linkify-it to 5.0.1 and updates ancestor dependency markdown-it. These dependencies need to be updated together.

Updates linkify-it from 2.2.0 to 5.0.1

Changelog

Sourced from linkify-it's changelog.

5.0.1 / 2026-05-23

• Fixed DoS in fuzzy links/emails search.
• Reworked search logic - check each pattern separate, use g regexes instead of slice.
• Removed internal cache - useless overcomplication.

5.0.0 / 2023-12-01

• Rewrite to ESM.

4.0.1 / 2022-05-02

• Fix http:// incorrectly returned as a link by matchStart.

4.0.0 / 2022-04-22

• Add matchAtStart method to match full URLs at the start of the string.
• Fixed paired symbols ((), {}, "", etc.) after punctuation.
• --- option now affects parsing of emails (e.g. user@example.com---)

3.0.3 / 2021-10-01

• Fixed #98. Don't count ; at the end of link (when followed with space).

3.0.2 / 2020-05-20

• Proper fix for #54. Allow multiple ! in links (but not at the end).

3.0.1 / 2020-05-19

• Reverted #54 fix (allowed multiple ! in links), and added collision sample.

3.0.0 / 2020-05-19

... (truncated)

Commits

• 0b72d37 5.0.1 released
• 2dbe0e7 Add funding field to ackage.json
• 6be6d15 Fix fuzzy link/email scan perfomance
• 8e887d5 Update .github configs
• 5e79093 5.0.0 released
• b2a1179 Code cleanup
• d4eeb3a orphaned scripts cleanup
• 5826ab2 readme: require => import
• 50092f6 eslint: switch to standard base
• a7755db lint: fix indent
• Additional commits viewable in compare view

Updates markdown-it from 8.4.2 to 14.2.0

Changelog

Sourced from markdown-it's changelog.

[14.2.0] - 2026-05-24

Added

• isPunctCharCode to utilities.

Fixed

• Don't end HTML comment blocks on a blank line, #1155.
• Properly recognize astral chars (surrogates) in delimiter scans for emphasis-like markers, #1072. Big thanks to @​tats-u for his global efforts with improving CJK support.
• Preserve unicode whitespaces when trimm headings/paragraphs, #1074.
• More strict entities decode to avoid false positives ;, #1096.
• Restore block parser state on fail in lheading rule, #1131.

Security

• Fixed poor smartquotes perfomance on > 70k quotes in single block
• Bumped linkify-it to 5.0.1 with fixed potential perfomance issues.

[14.1.1] - 2026-01-11

Security

• Fixed regression from v13 in linkify inline rule. Specific patterns could cause high CPU use. Thanks to @​ltduc147 for report.

[14.1.0] - 2024-03-19

Changed

• Updated CM spec compatibility to 0.31.2, #1009.

Fixed

• Fixed quadratic complexity when parsing references, #996.
• Fixed quadratic output size with pathological user input in tables, #1000.

[14.0.0] - 2023-12-08

Changed

• Drop ancient browsers support (use .fromCodePoint and other features).
• Rewrite to ESM (including all plugins/deps). CJS fallback still available. No signatures changed, except markdown-it-emoji plugin.
• Dropped dist/ folder from repo, build on package publish.
• Set punicode.js as external dependency.

Fixed

• Html tokens inside img alt are now rendered as their original text, #896.
• Hardbreaks inside img alt are now rendered as newlines.

[13.0.2] - 2023-09-26

Security

• Fixed crash/infinite loop caused by linkify inline rule, #957.

... (truncated)

Commits

• 829797a 14.2.0 released
• 9ce2087 Fix smartquotes perfomance
• 02e73b8 linkify-it bump
• 68cfb8c fix: don't end HTML comment blocks on a blank line (#1155)
• 1083137 Readme cleanup
• 97c7ca2 Update funding info
• c471b55 Changelog update
• 7769621 isPunctChar => isPunctCharCode
• aa2aa70 fix: always reset parentType in lheading rule (#1131)
• 59955f2 Polish PRs #1072, #1074
• Additional commits viewable in compare view

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