chore: Docusaurus v3.1 docs + changelog + blog post

[slorber]

Motivation

Release Docusaurus v3.1.0

• Blog post: https://deploy-preview-9706--docusaurus-2.netlify.app/blog/releases/3.1
• Changelog: https://deploy-preview-9706--docusaurus-2.netlify.app/changelog/3.1.0

Links

• Blog post: https://docusaurus.io/blog/releases/3.1
• GitHub release PR: chore: release Docusaurus v3.1 #9705
• GitHub release notes: https://github.com/facebook/docusaurus/releases/tag/v3.1.0
• GitHub release discussion: 3.1.0 #9708
• Docs + changelog + blog post PR: chore: Docusaurus v3.1 docs + changelog + blog post #9706
• Examples PR: chore: Docusaurus v3.1 examples #9707

[netlify]

✅ [V2]

Name	Link
🔨 Latest commit	46f178a
🔍 Latest deploy log	https://app.netlify.com/sites/docusaurus-2/deploys/659848b66f8f4e0007b78a04
😎 Deploy Preview	https://deploy-preview-9706--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
/	🟠 73	🟢 98	🟢 100	🟢 100	🟠 89	Report
/docs/installation	🟠 69	🟢 98	🟢 100	🟢 100	🟠 89	Report
/docs/category/getting-started	🟠 75	🟢 100	🟢 100	🟢 90	🟠 89	Report
/blog	🟠 71	🟢 100	🟢 100	🟢 90	🟠 89	Report
/blog/preparing-your-site-for-docusaurus-v3	🟠 65	🟢 97	🟢 100	🟢 100	🟠 89	Report
/blog/tags/release	🟠 76	🟢 100	🟢 100	🟠 80	🟠 89	Report
/blog/tags	🟠 78	🟢 100	🟢 100	🟢 90	🟠 89	Report

[github-actions]

Size Change: +57.2 kB (+6%) 🔍

Total Size: 984 kB

Filename	Size	Change
website/.docusaurus/globalData.json	74.8 kB	+15.6 kB (+26%)	🚨
website/build/assets/css/styles.********.css	114 kB	+200 B (0%)
website/build/assets/js/main.********.js	758 kB	+41.4 kB (+6%)	🔍
website/build/index.html	37.9 kB	+63 B (0%)

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