Build a coupon/cashback website with clean minimal html structure with AMP, Firebase Login/Registration

Hello,

I want to build a Coupon/Cashback website,

- html needs to be built using to be minimal, no useless wrappers, with correct usage of h1.h2.h3 tags
- no CSS library, it must be responsive and CSS must be written manually
- no jQuery or any similar JS library, all js functionality must be written to be optimal and manually written
- all pages must have mobile AMP fully functional
- the website must have login with firebase and register with firebase, with the login with google/facebook systems functional
- the website must have 100% for https://pagespeed.web.dev/ both on mobile and desktop

I am interested only in the front office, i will be creating and linking it to a database after;