Initial implementation of navigation from notification(not yet working)

lib/providers/notification_navigation_provider.dart

@@ -0,0 +1,7 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+typedef PendingNavigation = ({String type, String id})?;
+
+final pendingNotificationNavigationProvider = StateProvider<PendingNavigation>(
+  (ref) => null,
+);