webpack.config.js

const path = require("path");

const HtmlWebpackPlugin = require("html-webpack-plugin");
const CopyWebpackPlugin = require("copy-webpack-plugin");

module.exports = {
  entry: "./client/app/index.jsx",
  output: {
    path: path.resolve(__dirname, "dist"),
    filename: "index_bundle.js",
    publicPath: "/",
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        use: {
          loader: "babel-loader",
          options: {
            plugins: ["@babel/plugin-proposal-class-properties"],
          },
        },
      },
      { test: /\.css$/, use: ["style-loader", "css-loader"] },
    ],
  },
  resolve: {
    extensions: [".js", ".jsx"],
  },
  mode: "development",
  devServer: {
    proxy: {
      "/api": "http://localhost:8000",
      historyApiFallback: true,
    },
  },
  plugins: [
    new CopyWebpackPlugin({
      patterns: [
        {
          from: path.resolve(__dirname, "./client/app/static"),
          to: "static",
        },
      ],
    }),
    new HtmlWebpackPlugin({
      template: "./client/app/index.html",
    }),
  ],
};