v0.0.53

What's Changed

New Features

• Added support for nextConfig.instrumentationClientInject configuration option
• Pages Router now consumes _next/data JSON endpoint from the client, improving data fetching behavior

Bug Fixes

Security Fixes

• Fixed bodyParser configuration to be properly honored in Pages API routes
• Fixed x-forwarded-proto header handling in Edge API runtime when trustProxy is disabled
• Bounded cache key cardinality for x-vinext-mounted-slots to prevent potential issues
• Kept draft mode secrets out of client-side defines to prevent exposure

App Router

• Fixed RSC navigation scroll targeting to align with Next.js behavior
• Fixed prerender parameter encoding to be properly preserved
• Fixed dynamic route parameter key ordering to match expected behavior
• Fixed history index preservation when external state writes occur
• Fixed metadata file exports for static App Router builds
• Fixed metadata streaming for non-HTML bot requests
• Fixed Edge runtime header application across all App Router response paths
• Fixed Vary header emission on Edge RSC route responses
• Fixed 307 status code preservation on document loads during prerender
• Fixed router.prefetch to properly throw errors on invalid URLs
• Fixed inline beforeInteractive script hoisting above resource hints

Pages Router

• Fixed basePath error route rendering when masked
• Fixed revalidateReason parameter passing to getStaticProps and improved default Cache-Control headers
• Fixed Promise-shaped getServerSideProps props to be properly awaited
• Fixed dangerous URI scheme detection to throw errors synchronously
• Fixed query string preservation in Link component and router.push calls
• Fixed default Cache-Control headers on getServerSideProps responses
• Fixed router push/replace methods to properly return Promise
• Fixed head element attributes to use data-next-head instead of data-vinext-head

Other Fixes

• Fixed 404 page default copy to match Next.js exactly
• Fixed image optimization to emit proper /_next/image URLs
• Fixed server action redirects to properly resolve relative URLs
• Fixed Pages Router middleware redirect handling
• Fixed static file cache path normalization on Windows
• Fixed cache request data to be properly marked as private
• Fixed relative URL error handling in NextRequest to throw canonical errors
• Fixed font binding family preservation for local fonts
• Fixed stale build output cleanup before rebuilds
• Added warning when legacy middleware filename is detected
• Added warning for repeated forward slashes in Link href props

Contributors

@james-elicx
@NathanDrake2406
@Divkix
@jgeurts
@manNomi
@shulaoda
@ikxin