feat(build): added turbopack builds to prod (#630)

* added turbopack to prod builds

* block access to sourcemaps

* revert changes to docs

Author: waleedlatif1

apps/docs/package.json

@@ -19,7 +19,7 @@
     "fumadocs-mdx": "^11.5.6",
     "fumadocs-ui": "^15.0.16",
     "lucide-react": "^0.511.0",
-    "next": "^15.2.3",
+    "next": "^15.3.2",
     "next-themes": "^0.4.6",
     "react": "19.1.0",
     "react-dom": "19.1.0",

apps/sim/next.config.ts

@@ -24,6 +24,7 @@ const nextConfig: NextConfig = {
   },
   experimental: {
     optimizeCss: true,
+    turbopackSourceMaps: false,
   },
   ...(env.NODE_ENV === 'development' && {
     allowedDevOrigins: [
@@ -41,36 +42,6 @@ const nextConfig: NextConfig = {
     ],
     outputFileTracingRoot: path.join(__dirname, '../../'),
   }),
-  webpack: (config, { isServer, dev }) => {
-    // Skip webpack configuration in development when using Turbopack
-    if (dev && env.NEXT_RUNTIME === 'turbopack') {
-      return config
-    }
-
-    // Configure webpack to use filesystem cache for faster incremental builds
-    if (config.cache) {
-      config.cache = {
-        type: 'filesystem',
-        buildDependencies: {
-          config: [__filename],
-        },
-        cacheDirectory: path.resolve(process.cwd(), '.next/cache/webpack'),
-      }
-    }
-
-    // Avoid aliasing React on the server/edge runtime builds because it bypasses
-    // the "react-server" export condition, which Next.js relies on when
-    // bundling React Server Components and API route handlers.
-    if (!isServer) {
-      config.resolve.alias = {
-        ...config.resolve.alias,
-        react: path.join(__dirname, '../../node_modules/react'),
-        'react-dom': path.join(__dirname, '../../node_modules/react-dom'),
-      }
-    }
-
-    return config
-  },
   transpilePackages: ['prettier', '@react-email/components', '@react-email/render'],
   async headers() {
     return [
@@ -144,6 +115,16 @@ const nextConfig: NextConfig = {
           },
         ],
       },
+      // Block access to sourcemap files (defense in depth)
+      {
+        source: '/(.*)\\.map$',
+        headers: [
+          {
+            key: 'x-robots-tag',
+            value: 'noindex',
+          },
+        ],
+      },
       // Apply security headers to all routes
       {
         source: '/:path*',

apps/sim/package.json

@@ -13,7 +13,7 @@
     "dev:classic": "next dev",
     "dev:sockets": "bun run socket-server/index.ts",
     "dev:full": "concurrently -n \"NextJS,Realtime\" -c \"cyan,magenta\" \"bun run dev\" \"bun run dev:sockets\"",
-    "build": "next build",
+    "build": "next build --turbopack",
     "start": "next start",
     "prepare": "cd ../.. && bun husky",
     "db:push": "bunx drizzle-kit push",