Update HangfireBackgroundWorkerManager.cs

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs

@@ -21,7 +21,7 @@ public class HangfireBackgroundWorkerManager : IBackgroundWorkerManager, ISingle
         return Task.CompletedTask;
     }
 
-    public void Add(IBackgroundWorker worker)
+    public Task AddAsync(IBackgroundWorker worker)
     {
         if (worker is IHangfireBackgroundWorker hangfireBackgroundWorker)
         {
@@ -56,12 +56,12 @@ public class HangfireBackgroundWorkerManager : IBackgroundWorkerManager, ISingle
             }
             else
             {
-                return;
+                return Task.CompletedTask;
             }
 
             if (period == null)
             {
-                return;
+                return Task.CompletedTask;
             }
 
             var adapterType = typeof(HangfirePeriodicBackgroundWorkerAdapter<>).MakeGenericType(worker.GetType());
@@ -69,6 +69,8 @@ public class HangfireBackgroundWorkerManager : IBackgroundWorkerManager, ISingle
 
             RecurringJob.AddOrUpdate(() => workerAdapter.DoWorkAsync(), GetCron(period.Value));
         }
+
+        return Task.CompletedTask;
     }
 
     protected virtual string GetCron(int period)