using System; using Haoliang.Models.DataCollection; namespace Haoliang.Models.System { public class LogEntry { public int Id { get; set; } public DateTime Timestamp { get; set; } public LogLevel Level { get; set; } public string Category { get; set; } public string Message { get; set; } public string Exception { get; set; } public string Source { get; set; } public string DeviceId { get; set; } public DateTime CreatedAt { get; set; } } }