* feat: promotion usage limit * fix: update, refactor tests, parallel case * fix: batch update, cleanup unused map * feat: paralel campaign and promotion tests * chore: changesets, fix i18 schema * fix: ui tweaks * chore: refactor --------- Co-authored-by: Oli Juhl <59018053+olivermrbl@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.