问使用vueJS启动PM2应用程序将启动一个空进程

EN

pm2 start npm -- serve
pm2 start npm --watch -- run dev
pm2 start npm --name "vue-app" -- start
sudo pm2 start npm run serve --name vue-app -- start

{
  "name": "vue-app",
  "version": "0.1.0",
  "private": true,
  "scripts": {
    "serve": "vue-cli-service serve",
    "build": "vue-cli-service build",
    "lint": "vue-cli-service lint"
  },
}