docs: fix index.html.md causing 404 (#12241)

* docs: fix index.html.md causing 404

* update next.js

* test

* test

* test

* test

* fix revalidate

* test

* test

* test

* test

* test

* test

* test

* test

* clean up

www/apps/api-reference/package.json

@@ -18,7 +18,7 @@
     "@mdx-js/react": "^3.1.0",
     "@medusajs/icons": "2.6.0",
     "@medusajs/ui": "4.0.6",
-    "@next/mdx": "15.0.4",
+    "@next/mdx": "15.3.1",
     "@react-hook/resize-observer": "^2.0.2",
     "@readme/openapi-parser": "^2.5.0",
     "algoliasearch": "4",
@@ -29,7 +29,7 @@
     "jsdom": "^22.1.0",
     "json-schema": "^0.4.0",
     "json-stringify-pretty-compact": "^4.0.0",
-    "next": "15.0.4",
+    "next": "15.3.1",
     "next-mdx-remote": "5.0.0",
     "openapi-sampler": "^1.3.1",
     "pluralize": "^8.0.0",
@@ -51,7 +51,7 @@
     "yaml": "^2.3.1"
   },
   "devDependencies": {
-    "@next/bundle-analyzer": "15.0.4",
+    "@next/bundle-analyzer": "15.3.1",
     "@types/jsdom": "^21.1.1",
     "@types/mapbox__rehype-prism": "^0.8.0",
     "@types/mdx": "^2.0.13",

www/apps/book/next.config.mjs

@@ -169,6 +169,9 @@ const nextConfig = {
     }
   },
   redirects,
+  outputFileTracingIncludes: {
+    "/md\\-content/\\[\\.\\.\\.slug\\]": ["./app/**/*.mdx"],
+  },
   outputFileTracingExcludes: {
     "*": ["node_modules/@medusajs/icons"],
   },

www/apps/book/package.json

@@ -17,11 +17,11 @@
     "@mdx-js/loader": "^3.1.0",
     "@mdx-js/react": "^3.1.0",
     "@medusajs/icons": "~2.5.1",
-    "@next/mdx": "15.0.4",
+    "@next/mdx": "15.3.1",
     "clsx": "^2.1.0",
     "docs-ui": "*",
     "docs-utils": "*",
-    "next": "15.0.4",
+    "next": "15.3.1",
     "react": "rc",
     "react-dom": "rc",
     "rehype-mdx-code-props": "^2.0.0",

www/apps/resources/app/md-content/[[...slug]]/route.ts

@@ -31,7 +31,7 @@ export async function GET(req: NextRequest, { params }: Params) {
     return notFound()
   }
 
-  const filePath = path.join(path.resolve("..", "..", ".."), filePathFromMap)
+  const filePath = path.join(process.cwd(), "..", "..", "..", filePathFromMap)
 
   if (!existsSync(filePath)) {
     return notFound()

www/apps/resources/next.config.mjs

@@ -58,7 +58,7 @@ const nextConfig = {
   // Configure `pageExtensions` to include MDX files
   pageExtensions: ["js", "jsx", "mdx", "ts", "tsx"],
 
-  transpilePackages: ["docs-ui"],
+  transpilePackages: ["docs-ui", "next-mdx-remote"],
 
   basePath: process.env.NEXT_PUBLIC_BASE_PATH || "/resources",
   async redirects() {
@@ -178,6 +178,10 @@ const nextConfig = {
   outputFileTracingExcludes: {
     "*": ["node_modules/@medusajs/icons"],
   },
+  outputFileTracingIncludes: {
+    "/md\\-content/\\[\\[\\.\\.\\.slug\\]\\]": ["./app/**/*.mdx"],
+    "/md\\-content/references/**": ["./references/**/*.mdx"],
+  },
   experimental: {
     optimizePackageImports: ["@medusajs/icons", "@medusajs/ui", "elkjs"],
   },

www/apps/resources/package.json

@@ -17,10 +17,10 @@
     "@mdx-js/loader": "^3.1.0",
     "@mdx-js/react": "^3.1.0",
     "@medusajs/icons": "~2.5.1",
-    "@next/mdx": "15.0.4",
+    "@next/mdx": "15.3.1",
     "clsx": "^2.1.0",
     "docs-ui": "*",
-    "next": "15.0.4",
+    "next": "15.3.1",
     "react": "rc",
     "react-dom": "rc",
     "rehype-mdx-code-props": "^2.0.0",

www/apps/ui/next.config.js

@@ -4,6 +4,13 @@ const { withContentlayer } = require("next-contentlayer")
 const nextConfig = {
   basePath: process.env.NEXT_PUBLIC_BASE_PATH || "/ui",
   reactStrictMode: true,
+  outputFileTracingIncludes: {
+    "/md\\-content/\\[\\[\\.\\.\\.slug\\]\\]": [
+      "./src/content/docs/**/*.mdx", 
+      "./specs/**/*", 
+      "./examples/**/*"
+    ],
+  },
 }
 
 module.exports = withContentlayer(nextConfig)

www/apps/ui/package.json

@@ -27,7 +27,7 @@
     "docs-ui": "*",
     "docs-utils": "*",
     "mdast-util-toc": "^7.0.0",
-    "next": "15.0.4",
+    "next": "15.3.1",
     "next-contentlayer": "^0.3.4",
     "next-themes": "^0.2.1",
     "postcss": "8.4.27",

www/apps/user-guide/next.config.mjs

@@ -105,6 +105,9 @@ const nextConfig = {
 
   transpilePackages: ["docs-ui"],
   basePath: process.env.NEXT_PUBLIC_BASE_PATH || "/user-guide",
+  outputFileTracingIncludes: {
+    "/md\\-content/\\[\\[\\.\\.\\.slug\\]\\]": ["./app/**/*.mdx"],
+  },
   outputFileTracingExcludes: {
     "*": ["node_modules/@medusajs/icons"],
   },