Discount vouchers are both a marketing and business tool through which organizations offer customers financial benefits — whether it's a classic discount, a gift with an order, or a loyalty bonus. Within the system, they can take on various forms: percentage or fixed discounts on the entire order, gifted credit for later spending, or a voucher for a specific product for free. The `/voucher` module therefore serves not only for generating and managing codes, but also for evaluating their business contribution and for connecting them with products in the form of templates, so that the entire lifecycle of a campaign can be covered from one place — from the creation of the voucher through its dis...