text: "use strict";
  
  const fs = require("fs");
  
  module.exports = function ({ host, port, https, allowedHost, proxy, paths }) {
      return {
          host,
          port,
          // Enable gzip compression of generated files.
          compress: true,
          static: {
              // By default WebpackDevServer serves physical files from current directory
              // in addition to all the virtual build products that it serves from memory.
              // This is confusing because those files won’t automatically be available in
              // production build folder unless we copy them. However, copying the whole
              // project directory is dangerous because we may expose sensitive files.
              // Instead, we establish a convention that only files in `public` directory
              // get served. Our build script will copy `public` into the `build` folder.
              // In `index.html`, you can get URL of `public` folder with %PUBLIC_URL%:
              // <link rel="icon" href="%PUBLIC_URL%/favicon.ico">
              // In JavaScript code, you can access it with `process.env.PUBLIC_URL`.
              // Note that we only recommend to use `public` folder as an escape hatch
              // for files like `favicon.ico`, `manifest.json`, and libraries that are
              // for some reason broken when imported through Webpack. If you just want to
              // use an image, put it in `src` and `import` it from JavaScript instead.
              directory: paths.appPublic,
              // By default files from `contentBase` will not trigger a page reload.
              watch: true
          },
          // Enable hot reloading server. It will provide /sockjs-node/ endpoint
          // for the WebpackDevServer client so it can learn when the files were
          // updated. The WebpackDevServer client is included as an entry point
          // in the Webpack development configuration. Note that only changes
          // to CSS are currently hot reloaded. JS changes will refresh the browser.
          hot: true,
          // Use 'ws' instead of 'sockjs-node' on server since we're using native
          // websockets in `webpackHotDevClient`.
          webSocketServer: "ws",
  
          devMiddleware: {
              // It is important to tell WebpackDevServer to use the same "root" path
              // as we specified in the config. In development, we always serve from /.
              publicPath: "/"
          },
          // Enable HTTPS if the HTTPS environment variable is set to 'true'
          https,
          host,
          client: {
              overlay: true,
              // Silence WebpackDevServer's own logs since they're generally not useful.
              // It will still show compile warnings and errors with this setting.
              logging: "warn",
              progress: true
          },
          historyApiFallback: {
              // Paths with dots should still use the history fallback.
              // See https://github.com/facebook/create-react-app/issues/387.
              disableDotRule: true
          },
          allowedHosts: allowedHost ? [allowedHost] : undefined,
          proxy,
          onBeforeSetupMiddleware(devServer) {
              const { app } = devServer;
              if (fs.existsSync(paths.proxySetup)) {
                  // This registers user provided middleware for proxy reasons
                  require(paths.proxySetup)(app);
              }
          }
      };
  };
  