[fix] NODE_ENV missing

package.json

@@ -7,8 +7,8 @@
   "license": "MIT",
   "scripts": {
     "prepublish": "tsc",
-    "build": "tsc && webpack --config webpack.prod.js",
-    "build:front": "webpack --config webpack.prod.js",
+    "build": "tsc && NODE_ENV=development  webpack --config webpack.prod.js",
+    "build:front": "NODE_ENV=production webpack --config webpack.prod.js",
     "start": "webpack-dev-server --config webpack.dev.js --open",
     "dwatch": "node src/dwatcher.js"
   },