namespace FinControl.Domain.Entities; public class AuditLog { public Guid Id { get; set; } = Guid.NewGuid(); public Guid? UserId { get; set; } public string Action { get; set; } = string.Empty; public string Entity { get; set; } = string.Empty; public Guid EntityId { get; set; } public string OldValues { get; set; } = string.Empty; public string NewValues { get; set; } = string.Empty; public DateTime CreatedAt { get; set; } = DateTime.UtcNow; }