Find-Your-Vape rules engine, hero-carousel banner builder, data-driven rails, SSR + no-CLS.

Server-render every link (the #1 SEO item), the IA data model, brand A–Z filter, a11y.

Variant/SKU matrix, multibuy model, tracker + loyalty config, cross-sell source, cart data model.

Age-verification flow, address API, Worldpay hosted fields, 18+ attestation, validation, SSR.

The 4-type system on one skeleton, SSR buy box, variant/bundle logic, stock lifecycle, VapeHub Tested.