feat: 新增上传地址管理、答题评分及社区消息功能

1. 新增UploadDomain实体与上传地址分配逻辑，为用户分配可用上传域名
2. 新增绑定期刊消息推送，通过RabbitMQ传递绑定信息
3. 优化答题评分逻辑，新增完成度阈值判定与社区消息插入
4. 新增配置项用于评分阈值配置
5. 补充相关DTO与实体类字段，完善数据传输与存储

QYZH.InteractiveMagazine.Service/UserJournalService.cs

@@ -1,4 +1,5 @@
 using Microsoft.Extensions.Logging;
+using QYZH.InteractiveMagazine.Infrastructure.RabbitMQ;
 using QYZH.InteractiveMagazine.IService;
 using QYZH.InteractiveMagazine.Models.Common;
 using QYZH.InteractiveMagazine.Models.Dto;
@@ -17,9 +18,14 @@ public class UserJournalService(
     BaseRepository<Users> usersRepository,
     BaseRepository<Journal> journalRepository,
     ILogger<UserJournalService> logger,
+    IRabbitMQService rabbitMqService,
     IPetService petService)
     : BaseRepository<UserJournal>, IUserJournalService
 {
+    private const string JournalExchange = "ex.journal";
+    private const string BindJournalQueue = "mq.journal.bindUser";
+    private const string BindJournalRoutingKey = "rk.journal.bindUser";
+
     /// <summary>
     /// 用户绑定期刊（扫码绑定）
     /// </summary>
@@ -93,6 +99,7 @@ public class UserJournalService(
         }
 
         logger.LogInformation("用户绑定期刊成功，UserId: {UserId}, JournalId: {JournalId}, Id: {Id}", userId, input.JournalId, userJournal.Id);
+        await SendBindJournalMessageAsync(user, journal);
 
         // 首次绑定期刊时激活宠物
         if (isFirstBind)
@@ -119,6 +126,36 @@ public class UserJournalService(
         };
     }
 
+    private async Task SendBindJournalMessageAsync(Users user, Journal journal)
+    {
+        try
+        {
+            var messageSent = await rabbitMqService.SendAsync(new RabbitMQSendParam
+            {
+                Exchange = JournalExchange,
+                Queue = BindJournalQueue,
+                RoutingKey = BindJournalRoutingKey,
+                Data = new BindJournalMessage
+                {
+                    UserId = user.Id,
+                    JournalId = journal.Id,
+                    StartTime = journal.StartTime,
+                    EndTime = journal.EndTime,
+                    UploadDomain = user.UploadDomain
+                }
+            });
+
+            if (!messageSent)
+            {
+                logger.LogError("发送绑定期刊消息失败，UserId: {UserId}, JournalId: {JournalId}", user.Id, journal.Id);
+            }
+        }
+        catch (Exception ex)
+        {
+            logger.LogError(ex, "发送绑定期刊消息异常，UserId: {UserId}, JournalId: {JournalId}", user.Id, journal.Id);
+        }
+    }
+
     /// <summary>
     /// 获取用户的期刊绑定列表
     /// </summary>