修改内存溢出配置；

package.json

@@ -1,4 +1,8 @@
 {
+  "scripts": {
+    "dev:h5": "cross-env NODE_OPTIONS=\"--max-old-space-size=4096\" uni build --watch",
+    "build:h5": "cross-env NODE_OPTIONS=\"--max-old-space-size=4096\" uni build"
+  },
   "dependencies": {
     "@dcloudio/uni-ui": "^1.5.11",
     "@element-plus/icons-vue": "^2.3.2",
@@ -8,5 +12,8 @@
     "pinia": "^3.0.3",
     "pinia-plugin-persistedstate": "^4.5.0",
     "vue-i18n": "^9.14.5"
+  },
+  "devDependencies": {
+    "cross-env": "^7.0.3"
   }
 }