feat: Token 支持请求日志开关并记录 OpenAPI 请求日志

新增 Token 的 IsEnableLog 字段，贯穿领域、应用与 DTO；在 OpenApiService 中根据 Token 配置异步记录请求日志，包含请求体、模型与接口类型，用于后续审计与分析。

Yi.Abp.Net8/module/ai-hub/Yi.Framework.AiHub.Domain/Entities/OpenApi/MessageLogAggregateRoot.cs

@@ -0,0 +1,49 @@
+using SqlSugar;
+using Volo.Abp.Domain.Entities;
+using Yi.Framework.AiHub.Domain.Shared.Enums;
+
+namespace Yi.Framework.AiHub.Domain.Entities.OpenApi;
+
+[SugarTable("Ai_Message_Log")]
+public class MessageLogAggregateRoot : Entity<Guid>
+{
+    /// <summary>
+    /// 请求内容（httpbody）
+    /// </summary>
+    [SugarColumn(ColumnDataType = "text")]
+    public string? RequestBody { get; set; }
+
+    /// <summary>
+    /// 请求apikey
+    /// </summary>
+    [SugarColumn(Length = 255)]
+    public string ApiKey { get; set; }
+
+    /// <summary>
+    /// 请求apikey名称
+    /// </summary>
+    [SugarColumn(Length = 255)]
+    public string ApiKeyName { get; set; }
+
+    /// <summary>
+    /// 创建时间
+    /// </summary>
+    public DateTime CreationTime { get; set; }
+
+    /// <summary>
+    /// 模型id
+    /// </summary>
+    [SugarColumn(Length = 64)]
+    public string ModelId { get; set; }
+
+    /// <summary>
+    /// api类型
+    /// </summary>
+    public ModelApiTypeEnum ApiType { get; set; }
+
+    /// <summary>
+    /// api类型名称
+    /// </summary>
+    [SugarColumn(Length = 16)]
+    public string ApiTypeName { get; set; }
+}