Add NotificationSettings and Keywords UI and VM

Riot/Modules/Settings/Notifications/SwiftUI/DefaultNotifications.swift

@@ -0,0 +1,46 @@
+// 
+// Copyright 2021 New Vector Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
+
+import SwiftUI
+
+@available(iOS 14.0, *)
+struct DefaultNotifications: View {
+    
+    @ObservedObject var viewModel: NotificationSettingsViewModel
+    
+    var body: some View {
+        NotificationSettings(
+            viewModel: viewModel,
+            footer: EmptyView()
+        )
+        .navigationBarTitle(VectorL10n.settingsDefault)
+    }
+}
+
+@available(iOS 14.0, *)
+struct DefaultNotifications_Previews: PreviewProvider {
+    static var previews: some View {
+        NavigationView {
+            DefaultNotifications(
+                viewModel: NotificationSettingsViewModel(
+                    rules: NotificationSettingsScreen.defaultNotificaitons.pushRules
+                )
+            )
+            .navigationBarTitleDisplayMode(.inline)
+        }
+
+    }
+}