refactor,feat: 批量代码重构与新增业务模块

1. 重命名枚举项与实体字段，修正类型引用
2. 新增IsNull扩展方法与多项字符串处理扩展
3. 新增大量业务DTO、服务接口与枚举定义
4. 重构RabbitMQ服务实现，替换旧版消息队列组件
5. 优化签到服务的宠物喂养事务逻辑
6. 移除冗余的项目引用与旧版消息队列代码
7. 新增Excel导出、导入模板相关工具方法

QYZH.InteractiveMagazine.Infrastructure/RabbitMQ/RabbiteMQExtensions.cs

@@ -0,0 +1,56 @@
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Options;
+using RabbitMQ.Client;
+
+namespace QYZH.InteractiveMagazine.Infrastructure.RabbitMQ
+{
+    public static class RabbiteMQExtensions
+    {
+        /// <summary>
+        /// 初始化消息队列，并添加Publisher到IoC容器
+        /// </summary>
+        /// <remarks>从Configuration读取"RabbbitMQOptions配置项"</remarks>
+        public static IServiceCollection AddRabbitMQ(this IServiceCollection services, IConfiguration configuration)
+        {
+            var rabbitMqSection = configuration.GetSection("RabbitMq");
+
+            if (rabbitMqSection.Exists())
+            {
+                // 绑定RabbitMQ配置
+                services.Configure<RabbitMQOptions>(rabbitMqSection);
+                // 注册RabbitMQ连接工厂
+                services.AddSingleton<IRabbitMQConnection, RabbitMQConnection>(sp =>
+                {
+                    var options = sp.GetRequiredService<IOptions<RabbitMQOptions>>().Value;
+                    var factory = new ConnectionFactory()
+                    {
+                        HostName = options.HostName,
+                        Port = options.Port,
+                        UserName = options.UserName,
+                        Password = options.Password,
+                        VirtualHost = options.VirtualHost,
+
+                        // 自动恢复配置
+                        AutomaticRecoveryEnabled = true,           // 启用自动恢复
+                        NetworkRecoveryInterval = TimeSpan.FromSeconds(10), // 每10秒尝试重连
+                        // 心跳检测
+                        RequestedHeartbeat = TimeSpan.FromSeconds(10),      // 60秒心跳
+                        // 其他重要配置
+                        TopologyRecoveryEnabled = true,            // 恢复交换机、队列等拓扑结构
+                        RequestedConnectionTimeout = TimeSpan.FromSeconds(30),  // 连接超时
+                        SocketReadTimeout = TimeSpan.FromSeconds(30),           // 读取超时
+                        SocketWriteTimeout = TimeSpan.FromSeconds(30)          // 写入超时
+                    };
+                    return new RabbitMQConnection(factory);
+                });
+
+                // 添加RabbitMQService的服务注册
+                services.AddSingleton<IRabbitMQService, RabbitMQService>();
+                //services.AddHostedService<TerminalReportService>();
+            }
+
+            return services;
+        }
+    }
+}