chore(deps): upgrade to nextjs 16 (#2203)

* chore(deps): upgrade to nextjs 16

* upgraded fumadocs

* ensure vercel uses bun

* fix build

* fix bui;d

* remove redundant vercel.json

apps/docs/app/[lang]/[[...slug]]/page.tsx

@@ -1,4 +1,4 @@
-import { findNeighbour } from 'fumadocs-core/server'
+import { findNeighbour } from 'fumadocs-core/page-tree'
 import defaultMdxComponents from 'fumadocs-ui/mdx'
 import { DocsBody, DocsDescription, DocsPage, DocsTitle } from 'fumadocs-ui/page'
 import { ChevronLeft, ChevronRight } from 'lucide-react'
@@ -186,9 +186,6 @@ export default async function Page(props: { params: Promise<{ slug?: string[]; l
           footer: <TOCFooter />,
           single: false,
         }}
-        article={{
-          className: 'scroll-smooth max-sm:pb-16',
-        }}
         tableOfContentPopover={{
           style: 'clerk',
           enabled: true,

apps/docs/components/docs-layout/sidebar-components.tsx

@@ -1,7 +1,7 @@
 'use client'
 
 import { type ReactNode, useEffect, useState } from 'react'
-import type { PageTree } from 'fumadocs-core/server'
+import type { Folder, Item, Separator } from 'fumadocs-core/page-tree'
 import { ChevronRight } from 'lucide-react'
 import Link from 'next/link'
 import { usePathname } from 'next/navigation'
@@ -11,7 +11,7 @@ function isActive(url: string, pathname: string, nested = true): boolean {
   return url === pathname || (nested && pathname.startsWith(`${url}/`))
 }
 
-export function SidebarItem({ item }: { item: PageTree.Item }) {
+export function SidebarItem({ item }: { item: Item }) {
   const pathname = usePathname()
   const active = isActive(item.url, pathname, false)
 
@@ -33,15 +33,7 @@ export function SidebarItem({ item }: { item: PageTree.Item }) {
   )
 }
 
-export function SidebarFolder({
-  item,
-  level,
-  children,
-}: {
-  item: PageTree.Folder
-  level: number
-  children: ReactNode
-}) {
+export function SidebarFolder({ item, children }: { item: Folder; children: ReactNode }) {
   const pathname = usePathname()
   const hasActiveChild = checkHasActiveChild(item, pathname)
   const [open, setOpen] = useState(hasActiveChild)
@@ -112,7 +104,7 @@ export function SidebarFolder({
   )
 }
 
-export function SidebarSeparator({ item }: { item: PageTree.Separator }) {
+export function SidebarSeparator({ item }: { item: Separator }) {
   return (
     <p className='mt-4 mb-1.5 px-2.5 font-semibold text-[10px] text-gray-500/80 uppercase tracking-wide dark:text-gray-500'>
       {item.name}
@@ -120,7 +112,7 @@ export function SidebarSeparator({ item }: { item: PageTree.Separator }) {
   )
 }
 
-function checkHasActiveChild(node: PageTree.Folder, pathname: string): boolean {
+function checkHasActiveChild(node: Folder, pathname: string): boolean {
   if (node.index && isActive(node.index.url, pathname)) {
     return true
   }

apps/docs/lib/llms.ts

@@ -2,9 +2,8 @@ import type { InferPageType } from 'fumadocs-core/source'
 import type { source } from '@/lib/source'
 
 export async function getLLMText(page: InferPageType<typeof source>) {
+  const processed = await page.data.getText('processed')
   return `# ${page.data.title} (${page.url})
 
-${page.data.description || ''}
-
-${page.data.content || ''}`
+${processed}`
 }

apps/docs/lib/source.ts

@@ -1,5 +1,5 @@
 import { loader } from 'fumadocs-core/source'
-import { docs } from '@/.source'
+import { docs } from '@/.source/server'
 import { i18n } from './i18n'
 
 export const source = loader({

apps/docs/next.config.ts

@@ -16,10 +16,13 @@ const config = {
         destination: '/introduction',
         permanent: true,
       },
+    ]
+  },
+  async rewrites() {
+    return [
       {
-        source: '/docs/:path*.mdx',
+        source: '/:path*.mdx',
         destination: '/llms.mdx/:path*',
-        permanent: true,
       },
     ]
   },

apps/docs/package.json

@@ -5,7 +5,7 @@
   "license": "Apache-2.0",
   "scripts": {
     "dev": "next dev --port 3001",
-    "build": "NODE_OPTIONS='--max-old-space-size=8192' next build",
+    "build": "fumadocs-mdx && NODE_OPTIONS='--max-old-space-size=8192' next build",
     "start": "next start",
     "postinstall": "fumadocs-mdx",
     "type-check": "tsc --noEmit"
@@ -14,14 +14,14 @@
     "@tabler/icons-react": "^3.31.0",
     "@vercel/og": "^0.6.5",
     "clsx": "^2.1.1",
-    "fumadocs-core": "15.8.2",
-    "fumadocs-mdx": "11.10.1",
-    "fumadocs-ui": "15.8.2",
+    "fumadocs-core": "16.2.3",
+    "fumadocs-mdx": "14.1.0",
+    "fumadocs-ui": "16.2.3",
     "lucide-react": "^0.511.0",
-    "next": "15.4.8",
+    "next": "16.0.7",
     "next-themes": "^0.4.6",
-    "react": "19.1.0",
-    "react-dom": "19.1.0",
+    "react": "19.2.1",
+    "react-dom": "19.2.1",
     "tailwind-merge": "^3.0.2"
   },
   "devDependencies": {

apps/docs/proxy.ts

@@ -4,9 +4,9 @@ import { type NextFetchEvent, type NextRequest, NextResponse } from 'next/server
 import { i18n } from '@/lib/i18n'
 
 const { rewrite: rewriteLLM } = rewritePath('/docs/*path', '/llms.mdx/*path')
-const i18nMiddleware = createI18nMiddleware(i18n)
+const i18nProxy = createI18nMiddleware(i18n)
 
-export default function middleware(request: NextRequest, event: NextFetchEvent) {
+export default function proxy(request: NextRequest, event: NextFetchEvent) {
   if (isMarkdownPreferred(request)) {
     const result = rewriteLLM(request.nextUrl.pathname)
 
@@ -15,7 +15,7 @@ export default function middleware(request: NextRequest, event: NextFetchEvent)
     }
   }
 
-  return i18nMiddleware(request, event)
+  return i18nProxy(request, event)
 }
 
 export const config = {

apps/docs/source.config.ts

@@ -2,6 +2,11 @@ import { defineConfig, defineDocs } from 'fumadocs-mdx/config'
 
 export const docs = defineDocs({
   dir: 'content/docs',
+  docs: {
+    postprocess: {
+      includeProcessedMarkdown: true,
+    },
+  },
 })
 
 export default defineConfig({

apps/docs/tsconfig.json

@@ -13,10 +13,10 @@
     "moduleResolution": "bundler",
     "resolveJsonModule": true,
     "isolatedModules": true,
-    "jsx": "preserve",
+    "jsx": "react-jsx",
     "incremental": true,
     "paths": {
-      "@/.source": ["./.source/index.ts"],
+      "@/.source/*": ["./.source/*"],
       "@/*": ["./*"]
     },
     "plugins": [
@@ -31,7 +31,8 @@
     "**/*.tsx",
     ".next/types/**/*.ts",
     "content/docs/execution/index.mdx",
-    "content/docs/connections/index.mdx"
+    "content/docs/connections/index.mdx",
+    ".next/dev/types/**/*.ts"
   ],
   "exclude": ["node_modules"]
 }