Package.json after webpack-dev-server install

package.json

{
  "name": "webpackPost",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "build": "webpack",
    "dev": "webpack-dev-server"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {},
  "devDependencies": {
    "clean-webpack-plugin": "^0.1.17",
    "css-loader": "^0.28.7",
    "html-loader": "^0.5.1",
    "html-webpack-plugin": "^2.30.1",
    "style-loader": "^0.19.1",
    "uglifyjs-webpack-plugin": "^1.1.4",
    "webpack": "^3.10.0",
    "webpack-dev-server": "^2.9.7"
  }
}