Cart Reducer and Add to Cart Action

The video tutorial explains how to implement a cart functionality in a JavaScript application. It covers creating constants for cart actions, developing a cart reducer to manage state, and implementing an 'add to cart' action using Axios for API requests. The tutorial also discusses saving cart data to local storage and retrieving it to initialize the application state.

Describe the structure of the payload when adding an item to the cart.

How is the cart state initialized from local storage?

What happens if there are no cart items in local storage?

What is the final goal of implementing the add to cart functionality?