bugfix: ERROR: This build is using Turbopack

Author: etienneschalk

next.config.mjs

@@ -13,6 +13,8 @@ const withMDX = nextMDX({
 })
 
 export default withMDX({
+  // Silence Next.js 16 Turbopack warning when webpack config is present (e.g. from @next/mdx)
+  turbopack: {},
   // Append the default value with md extensions
   pageExtensions: ["ts", "tsx", "js", "jsx", "md", "mdx"],
   images: {