now cart change is working. user now can increase or decrease item quantity to order

hw18-react-store/src/App.js

@@ -265,7 +265,7 @@ const CartItem = ({cart:{_id, name, price, images}, count: {count}, onChange, on
             <br/>
             <strong>Цена: {price * count}</strong>
             &nbsp;
-            <label>Кол-во покупки: <input type="number" value={count} onInput={() => onChange({_id, name, price, images})}/></label>
+            <label>Кол-во покупки: <input type="number" value={count} min="1" onInput={(e) => onChange({_id, name, price, images}, e.target.value)}/></label>
             <br/>
             <button>Заказать</button>
             <button onClick={() => onRemove({_id, name, price, images})}>Удалить заказ[X]</button>