vue-cli 3.0 配置

module.exports={
   ...
  //  代理相关配置
  devServer: {
    host: '0.0.0.0',
    port: 8080,
    https: false,
    hotOnly: false,
    proxy: null, // string | Object
  },
  ...
}

// vue.config.js
const UglifyJsPlugin = require('uglifyjs-webpack-plugin')
const isProd = process.env.NODE_ENV === "production"
module.exports = {
  configureWebpack: {
    optimization: {
      minimizer: isProd ? [
        new UglifyJsPlugin({
          uglifyOptions: {
            compress: {
              drop_console: true
            },
          }
        })
      ] : []
    }
  }
}