Function onNameChange

docs/src/components/DynamicColorTheme.tsx:265–268

(event: React.ChangeEvent<HTMLInputElement>)

  // const [colorName, setColorName] = useState<string>(name);

  const onNameChange = (event: React.ChangeEvent<HTMLInputElement>) => {
    event.preventDefault();
    setCustomName(uniqKey, event.target.value);
  };

  if (name) {
    return (