fix web build

Author: xlorne

antd-pro/package.json

@@ -5,7 +5,7 @@
   "description": "An out-of-box UI solution for enterprise applications",
   "scripts": {
     "analyze": "cross-env ANALYZE=1 max build",
-    "build": "max build",
+    "build": "cross-env REACT_APP_ENV=prod max build",
     "deploy": "npm run build && npm run gh-pages",
     "dev": "npm run start:dev",
     "gh-pages": "gh-pages -d dist",