webpack.config.js

const miniCssExtractPlugin = require('mini-css-extract-plugin');
const path = require('path');
const webpack = require('webpack');

module.exports = {
    entry: './src/js/main.js',
    output: {
        filename: '[name].bundle.js',
        path: path.resolve(__dirname, 'dist')
    },
    devServer: {
        static: path.resolve(__dirname, 'dist'),
        port: 8080,
        hot: true
    },
    devtool: 'inline-source-map',
    plugins: [
        new miniCssExtractPlugin(),
        new webpack.ProvidePlugin({
            $: 'jquery',
            jQuery: 'jquery'
        })
    ],
    module: {
        rules: [
            {
                test: /\.(scss)$/,
                use: [
                    {
                        loader: miniCssExtractPlugin.loader
                    },
                    {
                        loader: 'css-loader'
                    },
                    {
                        loader: 'postcss-loader',
                        options: {
                            postcssOptions: {
                                plugins: () => [
                                    require('autoprefixer')
                                ]
                            }
                        }
                    },
                    {
                        loader: 'sass-loader'
                    }
                ]
            }
        ]
    }
}