Maintenance of shopify store - Website Speed & Adding of a gift box option. -- 2

[login to view URL] have a kids fashion store on shopify. In this project you would have to solve the following- 1. Increase page load speed as per google standards- fix all issues regarding page load speed and increase page speed to 95+. 2. Add a gift box option with changing names and prices to some products. And option to make changes in pictures and details for the [login to view URL] option should be also included for the customer. Pop up for customer who did not choose gift box. Cart total to include in gift box price [login to view URL] discount to be provided on gift box price even if coupon applied. Rest all basic fuctions in gift box if we may have missed something.