I need an update for iPhone app. PLEASE READ carfuly and be READY to work NOW — 2

I need an update iPhone app. I already have a design for it, I just need to do some fix as

Its store app we need to do something

1- change surface design
2- Add best sales
3-‏ sections as a store and put a product inside the section with price and detials
3-Add pic, description and price according to sections
4- Add code for discount

I will add picture for what i imagine first page for app

To check on app download it

https://apps.apple.com/us/app/%D8%A8%D8%A7%D9%82%D8%A9-paqa/id1307857245

please read carefully i do not want random bid