webpack.dev.js

const merge = require('webpack-merge');
const common = require('./webpack.common.js');
const path = require('path');

module.exports = merge(common, {
    devtool: 'inline-source-map',
    devServer: {
        hot: true,
        contentBase: path.resolve(__dirname, 'dist'),
        publicPath: '/',
        proxy: {
            '*': {
                target: 'http://localhost:5000',
                secure: false,
                changeOrigin: true,
            }
        },
    },
    module: {
        rules: [
            {
                test: /\.scss$/,
                loader: [{
                    loader: "style-loader" // creates style nodes from JS strings
                }, {
                    loader: "css-loader" // translates CSS into CommonJS
                }, {
                    loader: "sass-loader" // compiles Sass to CSS
                }]
            },
            {
                test: /\.css$/,
                loader: [{
                    loader: "style-loader" // creates style nodes from JS strings
                }, {
                    loader: "css-loader" // translates CSS into CommonJS
                }]
            }
        ]
    }
});