build: manual chunking

vite.config.ts

@@ -23,4 +23,15 @@ export default defineConfig({
       "@": path.resolve(__dirname, "./src"),
     },
   },
+  build: {
+    rollupOptions: {
+      output: {
+        manualChunks(id) {
+          if (id.includes('node_modules')) {
+            return id.toString().split('node_modules/')[1].split('/')[0].toString();
+          }
+        }
+      }
+    }
+  }
 })