补充注释

SimpleAdmin.Application/Services/Onboarding/Task/OnboardingTaskService.cs

@@ -1,5 +1,8 @@
 namespace SimpleAdmin.Application;
 
+/// <summary>
+/// 实现入职任务创建业务能力。
+/// </summary>
 public class OnboardingTaskService : IOnboardingTaskService
 {
     private readonly SqlSugarScope _db;
@@ -15,6 +18,9 @@ public class OnboardingTaskService : IOnboardingTaskService
         _snapshotService = snapshotService;
     }
 
+    /// <summary>
+    /// 校验公司、岗位和合同范围后创建入职任务、链接及任务合同。
+    /// </summary>
     public async Task<OnboardingTaskCreatedOutput> Create(OnboardingTaskCreateInput input)
     {
         var companyEnabled = await _db.Queryable<ObCompany>()
@@ -73,6 +79,7 @@ public class OnboardingTaskService : IOnboardingTaskService
             Remark = input.Remark
         };
 
+        // 任务、链接、合同实例和变量快照属于同一创建动作，必须保证事务一致性。
         await _db.Ado.BeginTranAsync();
         try
         {
@@ -124,5 +131,3 @@ public class OnboardingTaskService : IOnboardingTaskService
         };
     }
 }
-
-