webpack2

package.json

{
  "name": "cnn_api",
  "version": "1.0.0",
  "description": "1. cd {project_folder} 2. ./start.sh 3. http://localhost:5000/input_test",
  "main": "app.bundle.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "repository": {
    "type": "git",
    "url": ""
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "axios": "^0.16.1",
    "keen-ui": "^1.0.0",
    "sweetalert": "^1.1.3",
    "vue": "^2.1.10"
  },
  "devDependencies": {
    "babel-core": "^6.22.1",
    "babel-loader": "^6.2.10",
    "babel-polyfill": "^6.23.0",
    "babel-preset-env": "^1.4.0",
    "babel-preset-es2016": "^6.22.0",
    "css-loader": "^0.26.1",
    "style-loader": "^0.13.1",
    "webpack": "^2.2.1",
    "webpack-dev-server": "^2.4.5"
  }
}

webpack.config.dev.js

var path = require('path');
var webpack = require('webpack');
/**
 * Created by wonseok on 2017. 2. 10..
 */
module.exports = {
    entry: {
        'vendor': ['vue', 'axios', 'sweetalert', 'keen-ui'],
        'app': path.resolve(__dirname, 'static/js/entry')
    },
    output: {
        path: path.resolve(__dirname, 'static/js/'),
        publicPath: '/static/js/',
        filename: '[name].bundle.js'
    },
    devServer: {
        contentBase: path.join(__dirname, './dist'),
        compress : true,
        proxy : {
           "**": "http://localhost:5001"
        },
        hot:true
    },

    resolve: {
        extensions: ['.js', '.css', '.vue'],
        alias: {
            'vue$': 'vue/dist/vue.common.js'
        }
    },
    plugins : [
        new webpack.optimize.CommonsChunkPlugin({
            name : "vendor",
            minChunks : Infinity
        }),
        new webpack.HotModuleReplacementPlugin()
    ],
    module: {
        rules: [
            {
                test: /\.css$/,
                loader: "style-loader!css-loader"
            },
            {
                test: /\.js?$/,
                exclude: /node_modules/,
                loader: 'babel-loader',
                query: {
                    presets: ['es2016']
                }
            }
        ]
    }
};

webpack.config.prd.js

var path = require('path');
var webpack = require('webpack');
/**
 * Created by wonseok on 2017. 2. 10..
 */
module.exports = {
    entry: {
        'vendor': ['vue', 'axios', 'sweetalert', 'keen-ui'],
        'app': path.resolve(__dirname, 'static/js/entry')
    },
    output: {
        path: path.resolve(__dirname, 'static/js/'),
        publicPath: '/static/js/',
        filename: '[name].bundle.js'
    },
    resolve: {
        extensions: ['.js', '.css', '.vue'],
        alias: {
            'vue$': 'vue/dist/vue.min.js'
        }
    },
    plugins : [
        new webpack.optimize.UglifyJsPlugin({

        }),
        new webpack.optimize.CommonsChunkPlugin({
            name : "vendor",
            minChunks : Infinity
        })
    ],
    module: {
        rules: [
            {
                test: /\.css$/,
                loader: "style-loader!css-loader"
            },
            {
                test: /\.js?$/,
                exclude: /node_modules/,
                loader: 'babel-loader',
                query: {
                    presets: [['env',{
                        "targets": {"ie": 8},
                        "debug": true
                    }]]
                }
            }
        ]
    }
};