Update dev tools (major)

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
DavidAnson/markdownlint-cli2-action	action	major	v20.0.0 -> v21.0.0
actions/checkout	action	major	v4.2.2 -> v6.0.0
actions/setup-node	action	major	v4.4.0 -> v6.0.0

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Warning

Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

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Release Notes

DavidAnson/markdownlint-cli2-action (DavidAnson/markdownlint-cli2-action)

v21.0.0: Update markdownlint version (markdownlint-cli2 v0.19.0, markdownlint v0.39.0).

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actions/checkout (actions/checkout)

v6.0.0

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v5.0.1

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What's Changed

• Port v6 cleanup to v5 by @​ericsciple in #​2301

Full Changelog: actions/checkout@v5...v5.0.1

v5.0.0

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What's Changed

• Update actions checkout to use node 24 by @​salmanmkc in #​2226
• Prepare v5.0.0 release by @​salmanmkc in #​2238

⚠️ Minimum Compatible Runner Version

v2.327.1
Release Notes

Make sure your runner is updated to this version or newer to use this release.

Full Changelog: actions/checkout@v4...v5.0.0

v4.3.1

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What's Changed

• Port v6 cleanup to v4 by @​ericsciple in #​2305

Full Changelog: actions/checkout@v4...v4.3.1

v4.3.0

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What's Changed

• docs: update README.md by @​motss in #​1971
• Add internal repos for checking out multiple repositories by @​mouismail in #​1977
• Documentation update - add recommended permissions to Readme by @​benwells in #​2043
• Adjust positioning of user email note and permissions heading by @​joshmgross in #​2044
• Update README.md by @​nebuk89 in #​2194
• Update CODEOWNERS for actions by @​TingluoHuang in #​2224
• Update package dependencies by @​salmanmkc in #​2236
• Prepare release v4.3.0 by @​salmanmkc in #​2237

New Contributors

• @​motss made their first contribution in #​1971
• @​mouismail made their first contribution in #​1977
• @​benwells made their first contribution in #​2043
• @​nebuk89 made their first contribution in #​2194
• @​salmanmkc made their first contribution in #​2236

Full Changelog: actions/checkout@v4...v4.3.0

actions/setup-node (actions/setup-node)

v6.0.0

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What's Changed

Breaking Changes

• Limit automatic caching to npm, update workflows and documentation by @​priyagupta108 in #​1374

Dependency Upgrades

• Upgrade ts-jest from 29.1.2 to 29.4.1 and document breaking changes in v5 by @​dependabot[bot] in #​1336
• Upgrade prettier from 2.8.8 to 3.6.2 by @​dependabot[bot] in #​1334
• Upgrade actions/publish-action from 0.3.0 to 0.4.0 by @​dependabot[bot] in #​1362

Full Changelog: actions/setup-node@v5...v6.0.0

v5.0.0

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What's Changed

Breaking Changes

• Enhance caching in setup-node with automatic package manager detection by @​priya-kinthali in #​1348

This update, introduces automatic caching when a valid packageManager field is present in your package.json. This aims to improve workflow performance and make dependency management more seamless.
To disable this automatic caching, set package-manager-cache: false

steps:
- uses: actions/checkout@v5
- uses: actions/setup-node@v5
  with:
    package-manager-cache: false

• Upgrade action to use node24 by @​salmanmkc in #​1325

Make sure your runner is on version v2.327.1 or later to ensure compatibility with this release. See Release Notes

Dependency Upgrades

• Upgrade @​octokit/request-error and @​actions/github by @​dependabot[bot] in #​1227
• Upgrade uuid from 9.0.1 to 11.1.0 by @​dependabot[bot] in #​1273
• Upgrade undici from 5.28.5 to 5.29.0 by @​dependabot[bot] in #​1295
• Upgrade form-data to bring in fix for critical vulnerability by @​gowridurgad in #​1332
• Upgrade actions/checkout from 4 to 5 by @​dependabot[bot] in #​1345

New Contributors

• @​priya-kinthali made their first contribution in #​1348
• @​salmanmkc made their first contribution in #​1325

Full Changelog: actions/setup-node@v4...v5.0.0

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