feat(logManagement): implement log management service

Models/DataBase/Log.cs

@@ -0,0 +1,49 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Foxel.Models.DataBase;
+
+public class Log : BaseModel
+{
+    [Required]
+    public LogLevel Level { get; set; }
+
+    [Required]
+    [StringLength(4000)]
+    public string Message { get; set; } = string.Empty;
+
+    [StringLength(255)]
+    public string? Category { get; set; }
+
+    public int? EventId { get; set; }
+
+    public DateTime Timestamp { get; set; } = DateTime.UtcNow;
+
+    [Column(TypeName = "text")]
+    public string? Exception { get; set; }
+
+    [StringLength(255)]
+    public string? RequestPath { get; set; }
+
+    [StringLength(50)]
+    public string? RequestMethod { get; set; }
+
+    public int? StatusCode { get; set; }
+
+    public int? UserId { get; set; }
+
+    [ForeignKey("UserId")]
+    public User? User { get; set; }
+
+    [StringLength(50)]
+    public string? IPAddress { get; set; }
+
+    [StringLength(255)]
+    public string? Application { get; set; } = "Foxel";
+
+    [StringLength(255)]
+    public string? MachineName { get; set; } = Environment.MachineName;
+
+    [Column(TypeName = "text")]
+    public string? Properties { get; set; } // JSON格式存储额外属性
+}