Better splitting

exam/react/vite.config.ts

@@ -9,19 +9,23 @@ export default defineConfig({
   build: {
     outDir: '../dist',
     emptyOutDir: true,
-    sourcemap: true,
+    // sourcemap: true,
     rollupOptions: {
       output: {
         manualChunks: (id) => {
+          const segments = id.split('node_modules');
+          const cleanID = segments[segments.length - 1];
+
+          console.log('ID', cleanID);
           if (id.includes('node_modules')) {
-            if (id.includes('@mui/') || id.includes('@emotion')) {
+            if (cleanID.includes('@mui/') || cleanID.includes('@emotion')) {
               return 'vendor_mui';
             }
-            if (id.includes('@tanstack')) {
+            if (cleanID.includes('@tanstack')) {
               return 'vendor_tanstack';
             }
-            if (id.includes('react')) {
-              return 'vendor_1_react';
+            if (cleanID.includes('react')) {
+              return 'vendor_react';
             }
 
             return 'vendor'; // all other package goes here