docs: migration to docus

[larbish]

🔗 Linked issue

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Migration to docus v3

To check with @farnabaz

• Redirects https://github.com/nuxt/content/blob/main/docs/_redirects
• HMR issue in V.3.6.0 related to 2ee1149
• Code issue on landing (missing copy icon)

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.

[vercel]

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Name	Status	Preview	Updated (UTC)
content-docs	✅ Ready (Inspect)	Visit Preview	Jul 1, 2025 4:06pm

[cloudflare-workers-and-pages]

Deploying content with    Cloudflare Pages

Latest commit:	abca968
Status:	✅  Deploy successful!
Preview URL:	https://782d6414.content-f0q.pages.dev
Branch Preview URL:	https://docs-docus.content-f0q.pages.dev

View logs

[pkg-pr-new]

npm i https://pkg.pr.new/@nuxt/content@3417

commit: abca968