deploy

config/config.ts

 import { defineConfig } from '@umijs/max';
 import routes from './routes';
 
+const mode = process.env.mode;
+let options = {};
+if(mode === 'development') {
+  options = {
+    define: {
+      "process.env": {
+        NODE_ENV: JSON.stringify(mode)
+      }
+    }
+  }
+} else if (mode === 'production') {
+  options = {
+    define: {
+      "process.env": {
+        NODE_ENV: JSON.stringify(mode)
+      }
+    }
+  }
+}
+
 export default defineConfig({
+  options,
   dva: {},
   antd: {},
   access: {

package.json

   "author": "Soleilw <a617759082@126.com>",
   "scripts": {
     "build": "max build",
-    "build:dev": "UMI_ENV=dev max build",
+    "build:dev": "cross-env mode=development max build",
     "dev": "max dev",
     "format": "prettier --cache --write .",
     "postinstall": "max setup",