Merge pull request #9 from teamlet/master

增加cross-env,解决在windows 10 环境下出现的问题

Author: ymyqwe

package-lock.json

@@ -5,8 +5,8 @@
   "main": "index.js",
   "scripts": {
     "test": "",
-    "start": "NODE_ENV=dev node server.js",
-    "prod": "NODE_ENV=production node server.js",
+    "start": "cross-env NODE_ENV=dev node server.js",
+    "prod": "cross-env NODE_ENV=production node server.js",
     "build": "webpack -p --config webpack.config.prod.js",
     "server": "run-s build prod",
     "lint": "eslint src --fix --ext .tsx,.ts"
@@ -63,6 +63,7 @@
   "devDependencies": {
     "@typescript-eslint/eslint-plugin": "^2.7.0",
     "@typescript-eslint/parser": "^2.7.0",
+    "cross-env": "^6.0.3",
     "eslint": "^6.6.0",
     "eslint-config-google": "^0.11.0",
     "open-browsers": "^1.1.1",