webpack.config.js

const path = require("path");
const { CleanWebpackPlugin } = require("clean-webpack-plugin");
const HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
  entry: "./src/index.ts",
  output: {
    filename: "bundle.js",
    path: path.resolve(__dirname, "dist"),
  },
  devServer: {
    index: "index.html",
    contentBase: path.join(__dirname, "dist"),
    compress: true,
    hot: true, //Hot module replacement
    port: 8080,
    writeToDisk: true,
  },
  devtool: "inline-source-map",
  mode: "development",
  module: {
    rules: [
      {
        test: /\.ts$/,
        use: "ts-loader",
        exclude: /node_modules/,
      },

      {
        test: /\.(scss|css)$/,
        use: ["style-loader", "css-loader", "sass-loader"],
      },
    ],
  },
  resolve: {
    extensions: [".ts", ".js"],
  },
  plugins: [
    new CleanWebpackPlugin(),
    new HtmlWebpackPlugin({
      template: "index.html",
      filename: "index.html",
      hash: true,
      inject: true,
    }),
  ],
};