- Add IRepository<T,K> base interface with comprehensive kingdom-scoped operations
- Add IKingdomRepository with population management, KvK matchmaking, and democratic systems
- Add IPlayerRepository with castle progression, VIP systems, and teleportation mechanics
- Add IAllianceRepository with coalition systems, research trees, and territory management
- Add ICombatLogRepository with field interception, battle resolution, and combat analytics
- Add IPurchaseLogRepository with monetization tracking, chargeback protection, and anti-pay-to-win monitoring
- Add IUnitOfWork with transaction management, bulk operations, and cross-repository coordination
Key architectural features:
* Kingdom-scoped security preventing cross-kingdom data access
* Comprehensive async/await patterns for scalability
* Transaction-safe complex operations (KvK events, mergers, purchases)
* Anti-pay-to-win balance monitoring and skill-based alternatives
* Field interception system (core innovation) with battle mechanics
* Coalition system preserving alliance identity during kingdom events
* Secret tier VIP progression and chargeback protection
* Production-ready interfaces with detailed error handling specifications
All interfaces include comprehensive documentation, exception specifications,
and kingdom-scoped security patterns. Ready for concrete EF Core implementation.