push notification services

src/App/Services/NoopPushNotificationService.cs

@@ -0,0 +1,23 @@
+using System.Threading.Tasks;
+using Bit.App.Abstractions;
+
+namespace Bit.App.Services
+{
+    public class NoopPushNotificationService : IPushNotificationService
+    {
+        public Task<string> GetTokenAsync()
+        {
+            return Task.FromResult(null as string);
+        }
+
+        public Task RegisterAsync()
+        {
+            return Task.FromResult(0);
+        }
+
+        public Task UnregisterAsync()
+        {
+            return Task.FromResult(0);
+        }
+    }
+}