React challenge What The Test App Should Do allow the user to select a product and quantity and add it to the products table the table should display a subtotal for each order line if the user enters the code PROMO10, a promotional discount of 10% should be applied to product subtotals quantity could be modified also in the table remove column should implement a button to remove the item from the list use styled component and your creativity to create a nice looking app it's a plus if you use TS and if you type existing variables typed as any Example See this gif for a working example: https://i.imgur.com/bo1DzMa.gifv