Updated Counter

Counter.js

const App = () => {
  const inputRef = useRef(0);

  const handleClick = () => {
    inputRef.current++;
    console.log("count", inputRef.current);
  };

  return (
    <div>
      <Header />
      <input type="button" onClick={handleClick} value="Increment" />
      <Content />
    </div>
  );
};