b6ac768698
**What** Reduce the work effort to create repositories when building new modules by abstracting the most common cases into the base class default implementation returned by a factory - [x] Migrate all modules Co-authored-by: Riqwan Thamir <5105988+riqwan@users.noreply.github.com>
Promotion Module
The PromotionModule is Medusa’s promotion engine. It offers functionality to discount carts through coupon codes with a given set of rules governing when and how the code should be applied.