feat(NetWork): 添加网络操作错误码枚举类

添加 OperationErrorCode 类，包含17种常见的网络操作错误码，用于统一管理网络操作中的错误状态码。每个错误码都包含中文描述信息，便于开发调试和错误处理。

Author: AlianBlank

GameFrameX.NetWork/OperationErrorCode.cs

@@ -0,0 +1,146 @@
+// ==========================================================================================
+//  GameFrameX 组织及其衍生项目的版权、商标、专利及其他相关权利
+//  GameFrameX organization and its derivative projects' copyrights, trademarks, patents, and related rights
+//  均受中华人民共和国及相关国际法律法规保护。
+//  are protected by the laws of the People's Republic of China and relevant international regulations.
+// 
+//  使用本项目须严格遵守相应法律法规及开源许可证之规定。
+//  Usage of this project must strictly comply with applicable laws, regulations, and open-source licenses.
+// 
+//  本项目采用 MIT 许可证与 Apache License 2.0 双许可证分发，
+//  This project is dual-licensed under the MIT License and Apache License 2.0,
+//  完整许可证文本请参见源代码根目录下的 LICENSE 文件。
+//  please refer to the LICENSE file in the root directory of the source code for the full license text.
+// 
+//  禁止利用本项目实施任何危害国家安全、破坏社会秩序、
+//  It is prohibited to use this project to engage in any activities that endanger national security, disrupt social order,
+//  侵犯他人合法权益等法律法规所禁止的行为！
+//  or infringe upon the legitimate rights and interests of others, as prohibited by laws and regulations!
+//  因基于本项目二次开发所产生的一切法律纠纷与责任，
+//  Any legal disputes and liabilities arising from secondary development based on this project
+//  本项目组织与贡献者概不承担。
+//  shall be borne solely by the developer; the project organization and contributors assume no responsibility.
+// 
+//  GitHub 仓库：https://github.com/GameFrameX
+//  GitHub Repository: https://github.com/GameFrameX
+//  Gitee  仓库：https://gitee.com/GameFrameX
+//  Gitee Repository:  https://gitee.com/GameFrameX
+//  官方文档：https://gameframex.doc.alianblank.com/
+//  Official Documentation: https://gameframex.doc.alianblank.com/
+// ==========================================================================================
+
+namespace GameFrameX.NetWork;
+
+/// <summary>
+/// 操作错误码
+/// </summary>
+public static class OperationErrorCode
+{
+    /// <summary>
+    /// 成功
+    /// </summary>
+    [System.ComponentModel.Description("成功")]
+    public const int Success = 0;
+
+    /// <summary>
+    /// 配置表错误
+    /// </summary>
+    [System.ComponentModel.Description("配置表错误")]
+    public const int ConfigErr = 1;
+
+    /// <summary>
+    /// 参数错误
+    /// </summary>
+    [System.ComponentModel.Description("客户端传递参数错误")]
+    public const int ParamErr = 2;
+
+    /// <summary>
+    /// 消耗不足
+    /// </summary>
+    [System.ComponentModel.Description("消耗不足")]
+    public const int CostNotEnough = 3;
+
+    /// <summary>
+    /// 未开通服务
+    /// </summary>
+    [System.ComponentModel.Description("未开通服务")]
+    public const int Forbidden = 4;
+
+    /// <summary>
+    /// 不存在
+    /// </summary>
+    [System.ComponentModel.Description("不存在")]
+    public const int NotFound = 5;
+
+    /// <summary>
+    /// 已经存在
+    /// </summary>
+    [System.ComponentModel.Description("已经存在")]
+    public const int HasExist = 6;
+
+    /// <summary>
+    /// 账号不存在或为空
+    /// </summary>
+    [System.ComponentModel.Description("账号不存在或为空")]
+    public const int AccountCannotBeNull = 7;
+
+    /// <summary>
+    /// 无法执行数据库修改
+    /// </summary>
+    [System.ComponentModel.Description("无法执行数据库修改")]
+    public const int Unprocessable = 8;
+
+    /// <summary>
+    /// 未知平台
+    /// </summary>
+    [System.ComponentModel.Description("未知平台")]
+    public const int UnknownPlatform = 9;
+
+    /// <summary>
+    /// 正常通知
+    /// </summary>
+    [System.ComponentModel.Description("正常通知")]
+    public const int Notice = 10;
+
+    /// <summary>
+    /// 功能未开启，主消息屏蔽
+    /// </summary>
+    [System.ComponentModel.Description("功能未开启，主消息屏蔽")]
+    public const int FuncNotOpen = 11;
+
+    /// <summary>
+    /// 其他
+    /// </summary>
+    [System.ComponentModel.Description("其他")]
+    public const int Other = 12;
+
+    /// <summary>
+    /// 内部服务错误
+    /// </summary>
+    [System.ComponentModel.Description("内部服务错误")]
+    public const int InternalServerError = 13;
+
+    /// <summary>
+    /// 通知客户端服务器人数已达上限
+    /// </summary>
+    [System.ComponentModel.Description("通知客户端服务器人数已达上限")]
+    public const int ServerFullyLoaded = 14;
+
+    /// <summary>
+    /// 已经过期
+    /// </summary>
+    [System.ComponentModel.Description("已经过期")]
+    public const int HasExpiration = 15;
+
+    /// <summary>
+    /// 角色未授权;直接踢下线
+    /// </summary>
+    [System.ComponentModel.Description("角色未授权;直接踢下线")]
+    public const int PlayerUnauthorized = 16;
+
+    /// <summary>
+    /// 没有权限
+    /// </summary>
+    [System.ComponentModel.Description("没有权限")]
+    public const int NoPermission = 17;
+}