Generated cart structure and db table
Added cart recieving method for curent cart and generated line item structure/db table
updated cart and line item relationshipts
updated product relationship and on destroy check for line items
added button and styling for add to cart
updated models to have accessors for all fields, updated cart tests and added view for showing whats in your cart
Added line item quantity
added quantity accessor attr
updated line item controller to use add product, added add product method in cart, added migration for quantity
Added migration for combining cart items by quantity
Added invalid cart check and fixed minor typo on store show
added empty card button and functionality
got rid of added line item notice on add to cart
Updated cart styling and added helpers for total price on line items and cart