feat: migrate from commonjs to module

package.json

@@ -2,6 +2,7 @@
   "name": "openscad-playground",
   "version": "0.1.0",
   "private": true,
+  "type": "module",
   "homepage": "https://ochafik.com/openscad2/",
   "dependencies": {
     "@gltf-transform/core": "^4.1.1",
@@ -63,7 +64,7 @@
     "@types/react-dom": "^18.3.5",
     "@types/uzip": "^0.20201231.2",
     "@types/web": "^0.0.140",
-    "copy-webpack-plugin": "^11.0.0",
+    "copy-webpack-plugin": "^12.0.2",
     "css-loader": "^7.1.2",
     "jest": "^29.7.0",
     "jest-puppeteer": "^11.0.0",