抽离前端依赖，只再rebuild时安装

package.json

@@ -6,7 +6,7 @@
     "build-back": "tsc -p tsconfig.back.json",
     "start-back": "nodemon",
     "pm2": "npm run build-back && node build/app.js",
-    "postinstall": "umi generate tmp",
+    "prepare": "umi generate tmp",
     "prettier": "prettier --write '**/*.{js,jsx,tsx,ts,less,md,json}'",
     "test": "umi-test",
     "test:coverage": "umi-test --coverage"
@@ -23,14 +23,10 @@
     ]
   },
   "dependencies": {
-    "@ant-design/pro-layout": "^6.5.0",
-    "@umijs/plugin-antd": "^0.9.1",
     "body-parser": "^1.19.0",
     "celebrate": "^13.0.3",
-    "codemirror": "^5.59.4",
     "cors": "^2.8.5",
     "cron-parser": "^3.3.0",
-    "darkreader": "^4.9.27",
     "dotenv": "^8.2.0",
     "express": "^4.17.1",
     "express-jwt": "^6.0.0",
@@ -38,18 +34,22 @@
     "jsonwebtoken": "^8.5.1",
     "nedb": "^1.8.0",
     "node-fetch": "^2.6.1",
-    "qrcode.react": "^1.0.1",
+    "reflect-metadata": "^0.1.13",
+    "typedi": "^0.8.0",
+    "winston": "^3.3.3"
+  },
+  "devDependencies": {
+    "umi": "^3.3.9",
+    "umi-request": "^1.3.5",
     "react-codemirror2": "^7.2.1",
     "react-diff-viewer": "^3.1.1",
     "react-dnd": "^14.0.2",
     "react-dnd-html5-backend": "^14.0.0",
-    "reflect-metadata": "^0.1.13",
-    "typedi": "^0.8.0",
-    "umi": "^3.3.9",
-    "umi-request": "^1.3.5",
-    "winston": "^3.3.3"
-  },
-  "devDependencies": {
+    "qrcode.react": "^1.0.1",
+    "darkreader": "^4.9.27",
+    "codemirror": "^5.59.4",
+    "@ant-design/pro-layout": "^6.5.0",
+    "@umijs/plugin-antd": "^0.9.1",
     "@types/cors": "^2.8.10",
     "@types/express": "^4.17.8",
     "@types/express-jwt": "^6.0.1",