📄️ Add
Adds a new product to the cart or increases quantity if the product already exists.
📄️ Retrieve
Retrieve cart item details by id
📄️ Update
Updates the quantity or notes of an existing item in the cart.
📄️ Remove
Removes an item from the cart completely.
📄️ Increase Item in Cart
Increases the quantity of a cart item by 1.
📄️ Decrease Item in Cart
Increases the quantity of a cart item by 1.
📄️ Decrease Item in Cart
Increases the quantity of a cart item by 1.