JSFiddle - React, Tailwind, and code Playground

HTML

<textarea></textarea>

CSS

textarea {
    width:300px;
    height:330px;
}

JavaScript

$('textarea').keypress(function(event) {
  if (event.which == 13) {
    event.preventDefault();
      var s = $(this).val();
      $(this).val(s+"\n");
  }
});