delete expired grants job

src/Admin/Jobs/DatabaseExpiredGrantsJob.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Threading.Tasks;
+using Bit.Core.Jobs;
+using Bit.Core.Repositories;
+using Microsoft.Extensions.Logging;
+using Quartz;
+
+namespace Bit.Admin.Jobs
+{
+    public class DatabaseExpiredGrantsJob : BaseJob
+    {
+        private readonly IMaintenanceRepository _maintenanceRepository;
+
+        public DatabaseExpiredGrantsJob(
+            IMaintenanceRepository maintenanceRepository,
+            ILogger<DatabaseExpiredGrantsJob> logger)
+            : base(logger)
+        {
+            _maintenanceRepository = maintenanceRepository;
+        }
+
+        protected async override Task ExecuteJobAsync(IJobExecutionContext context)
+        {
+            await _maintenanceRepository.DeleteExpiredGrantsAsync();
+        }
+    }
+}