Get documentation context

{
  "codeSnippets": [
    {
      "codeTitle": "Middleware Authentication Example",
      "codeDescription": "Shows how to implement authentication checks in Next.js middleware",
      "codeLanguage": "typescript",
      "codeTokens": 150,
      "codeId": "https://github.com/vercel/next.js/blob/canary/docs/middleware.mdx#_snippet_0",
      "pageTitle": "Middleware",
      "codeList": [
        {
          "language": "typescript",
          "code": "import { NextResponse } from 'next/server'\nimport type { NextRequest } from 'next/server'\n\nexport function middleware(request: NextRequest) {\n  const token = request.cookies.get('token')\n  if (!token) {\n    return NextResponse.redirect(new URL('/login', request.url))\n  }\n  return NextResponse.next()\n}"
        }
      ],
      "rank": 2
    }
  ],
  "infoSnippets": [
    {
      "pageId": "https://github.com/vercel/next.js/blob/canary/docs/middleware.mdx",
      "breadcrumb": "Routing > Middleware",
      "content": "Middleware allows you to run code before a request is completed...",
      "contentTokens": 200,
      "rank": 1
    }
  ]
}

### Middleware Authentication Example

Source: https://github.com/vercel/next.js/blob/canary/docs/middleware.mdx

Shows how to implement authentication checks in Next.js middleware

```typescript
import { NextResponse } from 'next/server'
...
```

{
  "error": "library_not_finalized",
  "message": "Library /owner/repo is still being processed. Please try again shortly."
}

{
  "error": "library_redirected",
  "message": "Library /owner/repo has been redirected to this library: /new-owner/new-repo.",
  "redirectUrl": "/new-owner/new-repo"
}

{
  "error": "validation_error",
  "message": "Library name is required"
}

{
  "error": "invalid_library_id",
  "message": "Invalid library ID format. Expected: `/owner/repo` for GitHub repositories, or `/<source>/<id>` for other sources (the URL path of the library on context7.com)"
}

{
  "error": "invalid_api_key",
  "message": "Invalid API key. Please check your API key. API keys should start with 'ctx7sk' prefix."
}

{
  "error": "spending_limit_exceeded",
  "message": "Monthly spending limit of $5.00 reached for this teamspace. An owner or admin can raise the limit at https://context7.com/dashboard/billing, or the cap will reset at the start of next month."
}

{
  "error": "access_denied",
  "message": "Access denied: Library /owner/repo is not included in your allowed libraries"
}

{
  "error": "forbidden",
  "message": "Only team owners and admins can add private repositories"
}

{
  "error": "forbidden",
  "message": "Private repositories require a pro plan or team. Upgrade at https://context7.com/plans"
}

{
  "error": "library_not_found",
  "message": "Library \"/owner/repo\" not found. Please check the library ID or your access permissions."
}

{
  "error": "version_not_found",
  "message": "Version \"canary\" not found for library \"/owner/repo\". Available versions: v2.0.0, v1.5.0"
}

{
  "error": "no_snippets_found",
  "message": "Could not fetch documentation snippets from the library."
}

{
  "error": "no_relevant_snippets",
  "message": "No documentation in \"/owner/repo\" matched this query. Try a more specific query with different terms, or search for another library that covers this topic."
}

{
  "error": "team_not_found",
  "message": "Team not found or access denied"
}

{
  "error": "user_not_found",
  "message": "User not found"
}

{
  "error": "no_libraries_found",
  "message": "No libraries found for \"nonexistent-lib\". Try a different search term."
}

{
  "error": "library_too_large",
  "message": "Library /owner/repo is too large to process."
}

{
  "error": "no_code_found",
  "message": "Library /owner/repo has no or too few snippets found in documentation files."
}

{
  "error": "rate_limit_exceeded",
  "message": "Rate limit exceeded. Please try again later."
}

{
  "error": "internal_error",
  "message": "An error occurred while processing your request"
}