Create buildProductCard Function

[Chrstjan]

In the cards.js file make a function called buildProductCard

The function should

• Get the dom element with the id cardsContainer

• Ensure the provided data is as expected and convert it if necessary.

• Create DOM elements for the product container, header text, image, reviews container, price/button container, button, footer container, description

• text, and stock amount text.

• Populate each element with the relevant content or attributes derived from the provided data.

• Append the created cards to the cardsContainer

[Chrstjan]

Changed to app.js can be moved to cards.js later when the code works