webpack.config.js

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

module.exports = {
  entry: {
    main: './src/main.ts',
    processor: './src/processor.ts'
  },
  mode: 'development',
  output: {
    path: path.resolve(__dirname, 'public', 'dist'),
    filename: 'js/[name].js'
  },
  resolve: {
    extensions: ['.tsx', '.ts', '.js']
  },
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'ts-loader',
        exclude: /node_modules/
      },
      {
        test: /\.scss$/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader'
          },
          {
            loader: 'sass-loader',
            options: {
              sourceMap: true
              // options...
            }
          }
        ]
      },
      {
        test: /\.html$/i,
        loader: 'html-loader'
      }
    ]
  },
  plugins: [
    new MiniCssExtractPlugin({
      filename: 'css/main.css'
    })
  ]
};