chore(build): separate half and half for publish (#3446)

extensions/default/package.json

@@ -26,7 +26,7 @@
     "dev": "cross-env NODE_ENV=development webpack --config .webpack/webpack.dev.js --watch --output-pathinfo",
     "dev:dicom-pdf": "yarn run dev",
     "build": "cross-env NODE_ENV=production webpack --config .webpack/webpack.prod.js",
-    "build:package": "yarn run build",
+    "build:package-1": "yarn run build",
     "start": "yarn run dev"
   },
   "peerDependencies": {