full upgrade

next.config.ts

@@ -29,9 +29,14 @@ const nextConfig: NextConfig = {
   },
 
   // Performance optimizations
-  experimental: {
-    optimizePackageImports: ["lucide-react", "framer-motion"],
-  },
+  // NOTE: `optimizePackageImports` can cause dev-time webpack runtime issues with some setups.
+  // Keep it enabled for production builds only.
+  experimental:
+    process.env.NODE_ENV === "production"
+      ? {
+          optimizePackageImports: ["lucide-react", "framer-motion"],
+        }
+      : {},
 
   // Image optimization
   images: {
@@ -54,7 +59,7 @@ const nextConfig: NextConfig = {
   },
 
   // Webpack configuration
-  webpack: (config, { isServer, dev, webpack }) => {
+  webpack: (config) => {
     // Fix for module resolution issues
     config.resolve.fallback = {
       ...config.resolve.fallback,
@@ -63,24 +68,6 @@ const nextConfig: NextConfig = {
       tls: false,
     };
 
-    // Safari + React 19 + Next.js 15 compatibility fixes
-    if (dev && !isServer) {
-      // Disable module concatenation to prevent factory initialization issues
-      config.optimization = {
-        ...config.optimization,
-        concatenateModules: false,
-        providedExports: false,
-        usedExports: false,
-      };
-
-      // Add DefinePlugin to ensure proper environment detection
-      config.plugins.push(
-        new webpack.DefinePlugin({
-          "process.env.__NEXT_DISABLE_REACT_STRICT_MODE": JSON.stringify(false),
-        }),
-      );
-    }
-
     return config;
   },