refactor(core, business): unify pagination and promo serializers with enhanced validation#58

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RandomProgramm3r merged 3 commits intomainfrom

Jul 15, 2025

Commits on Jul 14, 2025

refactor(core): Add base serializer for pagination params
RandomProgramm3r
committed

Commits on Jul 15, 2025

refactor(business): Overhaul promo serializers and validation logic
RandomProgramm3r
committed
refactor(business): Enhance promo validation and data representation
RandomProgramm3r
committed