title: How can I fix polyfill error in react project
body: <p>I have this error in react project when I had imported WS module.</p>
  <p>BREAKING CHANGE: webpack &lt; 5 used to include polyfills for node.js core modules by default.
  This is no longer the case. Verify if you need this module and configure a polyfill for it.</p>
  <p>How can I fix this issue.</p>