Bump the npm_and_yarn group across 1 directory with 5 updates

[dependabot]

Bumps the npm_and_yarn group with 5 updates in the / directory:

Package	From	To
markdown-it	14.1.1	14.2.0
flatted	3.2.7	3.4.3
koa	2.16.3	2.16.4
tmp	0.2.5	0.2.7
underscore	1.13.6	1.13.8

Updates markdown-it from 14.1.1 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.

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

Updates flatted from 3.2.7 to 3.4.3

Commits

• 670a1bd 3.4.3
• 50a61a9 Fix #104 - allow null as replacer value
• 8aa64f4 solved crytical errors over dependencies
• bb8c63c Merge pull request #100 from WebReflection/WebReflection-patch-1
• dc2d33b Update issue templates
• d140618 Updated dev/dependencies
• 76141cc Merge pull request #95 from WebReflection/dependabot/npm_and_yarn/picomatch-4...
• 8dc84dd Bump picomatch from 4.0.3 to 4.0.4
• 3bf0909 3.4.2
• 885ddcc fix CWE-1321
• Additional commits viewable in compare view

Updates koa from 2.16.3 to 2.16.4

Release notes

Sourced from koa's releases.

v2.16.4

What's Changed

• fix(security): Host Header Injection via ctx.hostname by @​killagu GHSA-7gcc-r8m5-44qm

Commits

• ca76ea6 2.16.4
• b76ddc0 Merge commit from fork
• See full diff in compare view

Install script changes

This version adds prepare script that runs during installation. Review the package contents before updating.

Updates tmp from 0.2.5 to 0.2.7

Commits

• 8ea1f37 Bump up the version
• 8f24f78 Merge commit from fork
• ce787f3 Reject non-string prefix, postfix, template
• 41f7159 Bump up the version
• efa4a06 Merge commit from fork
• 7ef2728 Check for relative values
• See full diff in compare view

Updates underscore from 1.13.6 to 1.13.8

Commits

• 9374840 Merge branch 'release/1.13.8'
• 309ad7e Re-generate annotated sources and minified codemaps
• a1ac1d3 Add links to diff and docs in 1.13.8 change log entry
• b579595 Mention CVE-2026-27601 in comments and documentation (#3011)
• 45ea015 Revert obfuscations from 42823bb.
• 4a4019e Update minified bundles
• 1ccfdd0 Add preliminary release notes for 1.13.8
• 42823bb Temporarily obfuscate comments
• a6e23ae Make _.isEqual nonrecursive
• f2b5164 Add regression test against stack overflow in _.isEqual
• Additional commits viewable in compare view

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