Refactor settings into subsections

damus/Views/Settings/NotificationSettingsView.swift

@@ -9,6 +9,8 @@ import SwiftUI
 
 struct NotificationSettingsView: View {
     @ObservedObject var settings: UserSettingsStore
+    
+    @Environment(\.dismiss) var dismiss
 
     var body: some View {
         Form {
@@ -30,6 +32,10 @@ struct NotificationSettingsView: View {
                     .toggleStyle(.switch)
             }
         }
+        .navigationTitle("Notifications")
+        .onReceive(handle_notify(.switched_timeline)) { _ in
+            dismiss()
+        }
     }
 }