chore(deps): update docusaurus to v3.9.0

[thomhurst]

This PR contains the following updates:

Package	Type	Update	Change
@docusaurus/core (source)	dependencies	minor	3.8.1 -> 3.9.0
@docusaurus/module-type-aliases (source)	devDependencies	minor	3.8.1 -> 3.9.0
@docusaurus/preset-classic (source)	dependencies	minor	3.8.1 -> 3.9.0
@docusaurus/tsconfig (source)	devDependencies	minor	3.8.1 -> 3.9.0
@docusaurus/types (source)	devDependencies	minor	3.8.1 -> 3.9.0

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Release Notes

facebook/docusaurus (@​docusaurus/core)

v3.9.0

Compare Source

🚀 New Feature

• docusaurus-theme-search-algolia
  • #​11421 feat(theme-search-algolia): use DocSearch v4.1, optimize integration (@​slorber)
• docusaurus-plugin-content-blog, docusaurus-theme-classic
  • #​11425 feat(blog): Add support for email social icon + resize default social icon a bit (@​slorber)
• docusaurus-theme-classic, docusaurus-theme-common
  • #​11426 feat(theme): Add theme-tabs-container stable className (@​slorber)
• docusaurus-theme-classic, docusaurus-theme-search-algolia, docusaurus-theme-translations
  • #​11327 feat(search): add runtime support for DocSearch v4 (@​dylantientcheu)
• docusaurus-faster, docusaurus
  • #​11415 feat(faster): upgrade Rspack to 1.5, use lazyBarrel experiment, remove deprecated option (@​slorber)
  • #​11294 feat(faster): Upgrade to Rspack 1.4 (@​slorber)
• docusaurus-utils
  • #​11397 feat(mdx): resolve @site/* markdown links, fix resolution priority bugs (@​slorber)
• docusaurus-theme-mermaid
  • #​11357 feat(mermaid): support elk layout (@​Feez2403)
• docusaurus-plugin-pwa, docusaurus-theme-classic, docusaurus-theme-common, docusaurus-types, docusaurus-utils, docusaurus
  • #​11316 feat(core): Add i18n.localeConfigs[locale].{url,baseUrl} config options, fix multi-domain deployments (@​slorber)
• docusaurus-plugin-content-blog, docusaurus-plugin-content-docs, docusaurus-plugin-content-pages, docusaurus-types, docusaurus-utils, docusaurus
  • #​11304 feat(core): add i18n.localeConfigs.translate + skip translation process if i18n/<locale> dir doesn't exist (@​slorber)
• docusaurus-plugin-content-docs
  • #​11228 feat(docs): sidebar item key attribute - fix docs translations key conflicts (@​slorber)
• create-docusaurus
  • #​11293 feat(create-docusaurus): use respectPrefersColorScheme in init template (@​slorber)
• docusaurus-mdx-loader, docusaurus-types, docusaurus
  • #​11282 feat(core): add siteConfig.markdown.emoji config option to disable remark-emoji (@​slorber)
• create-docusaurus, docusaurus-mdx-loader, docusaurus-plugin-content-blog, docusaurus-plugin-content-docs, docusaurus-types, docusaurus
  • #​11283 feat(core): Add siteConfig.markdown.hooks, deprecate siteConfig.onBrokenMarkdownLinks (@​slorber)

🐛 Bug Fix

• docusaurus-theme-classic, docusaurus
  • #​11422 fix(theme): fix copy of indented code blocks, replace copy-text-to-clipboard by clipboard API (@​slorber)
• docusaurus-theme-classic
  • #​11407 fix(theme): remove hardcoded fill from Bluesky and LinkedIn icons (@​Simek)
  • #​11389 fix(theme): render sidebar category index with unlisted children as a simple doc/link item (@​slorber)
  • #​11360 fix(theme): Add translate no to heading anchors and blog authors (@​slorber)
  • #​11356 fix(theme): Doc sidebar links/categories with long labels should display properly (@​slorber)
  • #​11338 fix(theme-classic): fix collapsed sidebar category expansion when navigating to another link within that category (@​qqq614)
  • #​11289 fix(theme): Fix footnote ref scrolling behind the navbar when footnote back reference clicked (@​slorber)
• docusaurus
  • #​11410 fix(deps): upgrade webpack-dev-server to v5, fix security warning (@​slorber)
  • #​11347 fix(core): Fix docusaurus start on macOS when exec throws a synchronous error (@​slorber)
  • #​11271 fix(dev-server): use correct dev server HTML lang attribute (@​enumura1)
• docusaurus-theme-common
  • #​11405 fix(theme): fix useColorMode() visual glitches due to provider unmounts/remounts (@​slorber)
  • #​11280 fix(theme-common): Export FooterColumnItem type (@​stubinubin)
• docusaurus-bundler, docusaurus-faster
  • #​11383 fix(ssg): HTML minifier should preserve <head> for og:image crawlers (@​slorber)
• docusaurus-theme-classic, docusaurus-theme-translations
  • #​11331 fix(theme): Add aria-label to IconExternalLink with value '(opens in new tab)' (@​WestonThayer)
• docusaurus-plugin-content-docs
  • #​11281 fix(docs): Fix empty sidebar item category className lost when post-processed to a doc (@​slorber)
  • #​11251 fix(docs): prevent docs ids conflicts within a version (@​slorber)
• docusaurus-theme-classic, docusaurus-theme-common
  • #​11263 fix(theme): make useHistorySelector() hydration-safe + use it read search/hash in theme (@​slorber)

📝 Documentation

• #​11339 docs: clarify impact of document ID on the URL (@​shanti2530)

🤖 Dependencies

• #​11402 chore(deps): bump actions/github-script from 7.0.1 to 8.0.0 (@​dependabot[bot])
• #​11401 chore(deps): bump actions/dependency-review-action from 4.7.2 to 4.7.3 (@​dependabot[bot])
• #​11403 chore(deps): bump actions/setup-node from 4.4.0 to 5.0.0 (@​dependabot[bot])
• #​11373 chore(deps): bump actions/dependency-review-action from 4.7.1 to 4.7.2 (@​dependabot[bot])
• #​11365 chore(deps): bump actions/checkout from 4 to 5 (@​dependabot[bot])
• #​11342 chore(deps): bump form-data from 4.0.1 to 4.0.4 (@​dependabot[bot])
• #​11341 chore(deps): bump marocchino/sticky-pull-request-comment from 2.9.3 to 2.9.4 (@​dependabot[bot])
• #​11285 chore(deps): bump marocchino/sticky-pull-request-comment from 2.9.2 to 2.9.3 (@​dependabot[bot])
• #​11272 chore(deps): bump stefanzweifel/git-auto-commit-action from 5 to 6 (@​dependabot[bot])
• #​11273 chore(deps): bump treosh/lighthouse-ci-action from 12.1.0 to 12.6.1 (@​dependabot[bot])

🔧 Maintenance

• create-docusaurus, docusaurus-babel, docusaurus-bundler, docusaurus-cssnano-preset, docusaurus-faster, docusaurus-logger, docusaurus-mdx-loader, docusaurus-plugin-client-redirects, docusaurus-plugin-content-blog, docusaurus-plugin-content-docs, docusaurus-plugin-content-pages, docusaurus-plugin-css-cascade-layers, docusaurus-plugin-debug, docusaurus-plugin-google-analytics, docusaurus-plugin-google-gtag, docusaurus-plugin-google-tag-manager, docusaurus-plugin-ideal-image, docusaurus-plugin-pwa, docusaurus-plugin-rsdoctor, docusaurus-plugin-sitemap, docusaurus-plugin-svgr, docusaurus-plugin-vercel-analytics, docusaurus-preset-classic, docusaurus-remark-plugin-npm2yarn, docusaurus-theme-classic, docusaurus-theme-common, docusaurus-theme-live-codeblock, docusaurus-theme-mermaid, docusaurus-theme-search-algolia, docusaurus-theme-translations, docusaurus-utils-common, docusaurus-utils-validation, docusaurus-utils, docusaurus, eslint-plugin, lqip-loader
  • #​11408 chore: drop support for Node 18, that reached End-of-Life (@​slorber)
• docusaurus-theme-classic
  • #​11317 chore: minor reduction to inline svg/js code (@​SethFalco)
• docusaurus-plugin-content-docs
  • #​11307 test(docs): fix docs tests issues (@​slorber)
• docusaurus-bundler
  • #​11290 chore: upgrade website to Rspack 1.4 + fix Rspack internal performance tracing (@​slorber)
• Other
  • #​11287 chore(website): split changelog per version + adjust changelog plugin implementation (@​slorber)

🌐 Translations

• docusaurus-theme-translations
  • #​11315 fix(theme-translations): Add missing Portuguese (pt-BR) theme translations and improve some of it. (@​marcelocell)
  • #​11305 fix(translations): Add missing Ukrainian translations (@​maluke)

Committers: 18

• Akshat Sinha (@​akshatsinha0)
• Bartosz Kaszubowski (@​Simek)
• Dylan Tientcheu (@​dylantientcheu)
• Guo Ci (@​guoci)
• Jaime Iniesta (@​jaimeiniesta)
• Joshua Chen (@​Josh-Cena)
• Marcelo Junior (@​marcelocell)
• Maria Stellini (@​shanti2530)
• Riccardo (@​3v0k4)
• Sergey Schetinin (@​maluke)
• Seth Falco (@​SethFalco)
• Sébastien Lorber (@​slorber)
• Weston Thayer (@​WestonThayer)
• @​Feez2403
• @​stubinubin
• @​ya-dvorovenko
• enumura (@​enumura1)
• hjcho (@​qqq614)

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This PR has been generated by Renovate Bot.

[claude]

Claude finished @thomhurst's task —— View job

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PR Review: Docusaurus v3.9.0 Update

Todo List:

• Review changed package.json file
• Review yarn.lock changes
• Analyze Docusaurus v3.9.0 changelog for breaking changes
• Assess security and performance implications
• Provide final review feedback

Review Summary

This PR updates Docusaurus from v3.8.1 to v3.9.0 across all packages. Based on my analysis:

✅ Approved - Safe to Merge

Key Findings

Code Quality & Changes

• Clean dependency update: Only version numbers changed in package.json (docs/package.json:18-19, 27-29)
• Lockfile properly updated: yarn.lock shows expected dependency resolution changes
• No breaking changes: v3.9.0 is a minor release with backward compatibility

Security Assessment

• Security improvements: Changelog mentions webpack-dev-server upgrade to v5 fixing security warnings
• No security concerns: All dependencies come from trusted sources (Facebook/Meta)
• Node.js compatibility: Maintains existing Node >=18.0 requirement (package.json:45)

Performance Considerations

• Performance gains: Release includes Rspack 1.5 upgrade with performance optimizations
• Bundle optimizations: New lazyBarrel experiment and improved DocSearch v4.1 integration
• No performance regressions: Release focused on improvements

Feature Highlights

• Enhanced i18n support with locale-specific URL configurations
• Improved search integration with DocSearch v4.1
• Better theme customization options
• Various UI/UX improvements and bug fixes

Testing & Compatibility

• No test changes needed: Documentation site uses standard Docusaurus patterns
• Backward compatible: No API changes affecting existing usage
• Build compatibility: No changes to build scripts or configurations required

Recommendation

✅ APPROVE: This is a standard minor version update with improvements and no breaking changes. The automated dependency update appears correct and safe.