webpack.dev.js

import path from 'path';
import base from './webpack.common.js';
import { merge } from 'webpack-merge';
import { fileURLToPath } from 'url';

const __dirname = fileURLToPath(new URL('.', import.meta.url));

export default merge(base, {
  mode: 'development',
  devtool: 'inline-source-map',
  target: 'web',
  devServer: {
    static: {
      directory: path.join(__dirname, 'docs'),
    },
  },
  module: {
    rules: [
      {
        test: /\.(css|scss)$/,
        use: [
          {
            loader: 'style-loader',
          },
          {
            loader: 'css-loader',
          },
          {
            loader: 'postcss-loader',
            options: {
              postcssOptions: {
                plugins: ['postcss-preset-env', 'autoprefixer'],
              },
            },
          },
          {
            loader: 'sass-loader',
          },
        ],
      },
    ],
  },
});