rollup config and plugin added in vite config

package.json

@@ -59,6 +59,7 @@
     "chalk": "5.0.1",
     "compressorjs": "^1.2.1",
     "constants-browserify": "1.0.0",
+    "cpus": "^1.0.3",
     "cross-env": "^7.0.3",
     "crypto-browserify": "^3.12.0",
     "crypto-js": "4.0.0",

vite.config.ts

@@ -1,3 +1,4 @@
+import cpus from 'cpus';
 import react from '@vitejs/plugin-react';
 import { parse } from 'envfile';
 import fs from 'fs';
@@ -51,6 +52,22 @@ if (localSDKLinking) {
   };
 }
 
+function differMuiSourcemapsPlugins() {
+  const muiPackages = ['@mui/material', '@emotion/styled', '@emotion/react'];
+
+  return {
+    name: 'differ-mui-sourcemap',
+    transform(code: string, id: string) {
+      if (muiPackages.some((pkg) => id.includes(pkg))) {
+        return {
+          code: code,
+          map: null,
+        };
+      }
+    },
+  };
+}
+
 // https://vitejs.dev/config/
 export default defineConfig({
   resolve: {
@@ -72,6 +89,7 @@ export default defineConfig({
     }),
     nodePolyfills(),
     vitePluginRequire.default(),
+    differMuiSourcemapsPlugins(),
   ],
   define: {
     global: 'globalThis',
@@ -89,5 +107,20 @@ export default defineConfig({
     commonjsOptions: {
       transformMixedEsModules: true,
     },
+    rollupOptions: {
+      maxParallelFileOps: Math.max(1, cpus().length - 1),
+      output: {
+        manualChunks: (id) => {
+          if (id.includes('node_modules')) {
+            return 'vendor';
+          }
+        },
+        sourcemapIgnoreList: (relativeSourcePath) => {
+          const normalizedPath = path.normalize(relativeSourcePath);
+          return normalizedPath.includes('node_modules');
+        },
+      },
+      cache: false,
+    },
   },
 });

yarn.lock

@@ -9716,6 +9716,13 @@ __metadata:
   languageName: node
   linkType: hard
 
+"cpus@npm:^1.0.3":
+  version: 1.0.3
+  resolution: "cpus@npm:1.0.3"
+  checksum: 10/c92467fe2d132326f6fa36c91bf7b12b237fab94852fe25b28b0645d5b9278abbe1d12a12018dfbffccd4cdf71b3fb5294af8c09e20fbbe662074e40c99146d7
+  languageName: node
+  linkType: hard
+
 "crc-32@npm:^1.2.0":
   version: 1.2.2
   resolution: "crc-32@npm:1.2.2"
@@ -17852,6 +17859,7 @@ __metadata:
     chalk: "npm:5.0.1"
     compressorjs: "npm:^1.2.1"
     constants-browserify: "npm:1.0.0"
+    cpus: "npm:^1.0.3"
     cross-env: "npm:^7.0.3"
     crypto-browserify: "npm:^3.12.0"
     crypto-js: "npm:4.0.0"