webpack.dev.config.ts

import HtmlWebpackPlugin from "html-webpack-plugin";
import path from "path";
import type { Configuration as WebpackConfiguration } from "webpack";
import webpack from "webpack";
import type { Configuration as WebpackDevServerConfiguration } from "webpack-dev-server";

interface Configuration extends WebpackConfiguration {
  devServer?: WebpackDevServerConfiguration;
}

const config: Configuration = {
  mode: "development",
  entry: "./src/app.tsx",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "bundle.js",
    publicPath: "/",
  },
  devtool: "inline-source-map",
  resolve: {
    extensions: [".ts", ".tsx", ".js", ".jsx"],
    alias: {
      "@src": path.resolve(__dirname, "src"),
      "@components": path.resolve(__dirname, "src/components"),
      "@hooks": path.resolve(__dirname, "src/hooks"),
      "@app-types": path.resolve(__dirname, "src/types"),
      "@utils": path.resolve(__dirname, "src/utils"),
    },
  },
  module: {
    rules: [
      {
        test: /\.(ts|tsx)$/,
        use: {
          loader: "ts-loader",
          options: {
            transpileOnly: true,
          },
        },
        exclude: /node_modules/,
      },
      {
        test: /\.css$/,
        use: ["style-loader", "css-loader", "postcss-loader"],
      },
      {
        test: /\.(png|jpg|gif|svg)$/,
        type: "asset/resource",
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "./src/index.html",
    }),
    new webpack.HotModuleReplacementPlugin(),
  ],
  devServer: {
    static: {
      directory: path.join(__dirname, "dist"),
    },
    port: 3000,
    hot: true,
    liveReload: true,
    open: true,
  },
};

export default config;