- Updated `IRepository<TEntity>.Where()` to accept an `Expression<Func<TEntity, bool>>` for filtering.
- Added `where TEntity : IEntity` constraint to `IRepository.Entity<TEntity>()` method.
- No functional logic changes, only interface refactoring for stronger typing and query support.
- Added regions for Create, Update, and Delete for better structure
- Introduced `Where` extension for IRepository
- Added batch `CreateAsync` overloads for entities and DTOs
- Improved readability and consistency across IRepository extension methods
- Added extensions for IRepository to support Get, Create, Update, and Delete operations.
- Maintains existing IRepository<TEntity> CreateAsync methods for DTO mapping.
- Improves consistency and usability across repository abstractions.
