chore: v3.0.0-alpha.0 release

[slorber]

Motivation

Release Docusaurus v3.0.0-alpha.0

• GitHub release: https://github.com/facebook/docusaurus/releases/tag/v3.0.0-alpha.0
• GitHub release feedback discussions: 3.0.0-alpha.0 #9073

You can test this release by upgrading your Docusaurus packages:

• Using the exact version @docusaurus/<packageName>@3.0.0-alpha.0
• Using the next npm dist tag: @docusaurus/<packageName>@next (warning: re-generate your lockfile to be sure to use the latest pre-release)

💥 Breaking Change

• create-docusaurus, docusaurus-tsconfig
  • #9050 feat: create official TypeScript base config @docusaurus/tsconfig (@slorber)
• create-docusaurus, docusaurus-mdx-loader, docusaurus-module-type-aliases, docusaurus-plugin-client-redirects, docusaurus-plugin-content-blog, docusaurus-plugin-content-docs, docusaurus-plugin-content-pages, 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-sitemap, docusaurus-preset-classic, docusaurus-theme-classic, docusaurus-theme-common, docusaurus-theme-live-codeblock, docusaurus-theme-mermaid, docusaurus-theme-search-algolia, docusaurus-types, docusaurus
  • #8961 feat: React 18 + automatic JSX runtime + build --dev (@slorber)
• create-docusaurus
  • #9026 chore: remove facebook template (@slorber)
• create-docusaurus, docusaurus-mdx-loader, docusaurus-migrate, docusaurus-plugin-content-blog, docusaurus-remark-plugin-npm2yarn, docusaurus-theme-classic, docusaurus-theme-common, docusaurus-theme-mermaid, docusaurus-types, docusaurus-utils-validation, docusaurus-utils, docusaurus
  • #8288 feat: upgrade to MDX v2 (@slorber)
• docusaurus-plugin-content-docs, docusaurus-theme-classic, docusaurus-theme-common, docusaurus
  • #7966 fix(plugin-docs,theme): refactor docs plugin routes and component tree (@slorber)

[netlify]

✅ [V2]

Name	Link
🔨 Latest commit	c2c93f6
🔍 Latest deploy log	https://app.netlify.com/sites/docusaurus-2/deploys/648b2e02c0038600085e0fbe
😎 Deploy Preview	https://deploy-preview-9072--docusaurus-2.netlify.app
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[github-actions]

⚡️ Lighthouse report for the deploy preview of this PR

URL	Performance	Accessibility	Best Practices	SEO	PWA	Report
/	🟠 71	🟢 97	🟢 92	🟢 100	🟠 89	Report
/docs/installation	🟠 65	🟢 100	🟢 92	🟢 100	🟠 89	Report

[github-actions]

Size Change: +59.5 kB (+6%) 🔍

Total Size: 1.1 MB

Filename	Size	Change
website/.docusaurus/globalData.json	117 kB	+16 kB (+16%)	⚠️
website/build/assets/css/styles.********.css	113 kB	+200 B (0%)
website/build/assets/js/main.********.js	828 kB	+43.2 kB (+6%)	🔍
website/build/index.html	41 kB	+79 B (0%)

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