Fixed a couple of bugs with the release

Fixed a bug where you couldn't start a conversation with an ONS
Fixed a bug where some dropdown settings wouldn't refresh their UI when returning from an update via a child screen

Session/Home/New Conversation/NewDMVC.swift

@@ -238,7 +238,7 @@ private final class EnterPublicKeyVC: UIViewController {
     
     private lazy var publicKeyTextView: TextView = {
         let result = TextView(placeholder: "vc_enter_public_key_text_field_hint".localized()) { [weak self] text in
-            self?.nextButton.isEnabled = (SessionId(from: text) != nil)
+            self?.nextButton.isEnabled = !text.isEmpty
         }
         result.autocapitalizationType = .none
         

Session/Settings/NotificationSettingsViewModel.swift

@@ -56,6 +56,11 @@ class NotificationSettingsViewModel: SessionTableViewModel<NoNav, NotificationSe
     /// just in case the database has changed between the two reads - unfortunately it doesn't look like there is a way to prevent this
     private lazy var _observableSettingsData: ObservableData = ValueObservation
         .trackingConstantRegion { db -> [SectionModel] in
+            let notificationSound: Preferences.Sound = db[.defaultNotificationSound]
+                .defaulting(to: Preferences.Sound.defaultNotificationSound)
+            let previewType: Preferences.NotificationPreviewType = db[.preferencesNotificationPreviewType]
+                .defaulting(to: Preferences.NotificationPreviewType.defaultPreviewType)
+            
             return [
                 SectionModel(
                     model: .strategy,
@@ -90,11 +95,7 @@ class NotificationSettingsViewModel: SessionTableViewModel<NoNav, NotificationSe
                             id: .styleSound,
                             title: "NOTIFICATIONS_STYLE_SOUND_TITLE".localized(),
                             rightAccessory: .dropDown(
-                                .dynamicString(
-                                    type: Preferences.Sound.self,
-                                    key: .defaultNotificationSound,
-                                    value: { $0.defaulting(to: .defaultNotificationSound).displayName }
-                                )
+                                .dynamicString { notificationSound.displayName }
                             ),
                             onTap: { [weak self] in
                                 self?.transitionToScreen(
@@ -122,11 +123,7 @@ class NotificationSettingsViewModel: SessionTableViewModel<NoNav, NotificationSe
                             title: "NOTIFICATIONS_STYLE_CONTENT_TITLE".localized(),
                             subtitle: "NOTIFICATIONS_STYLE_CONTENT_DESCRIPTION".localized(),
                             rightAccessory: .dropDown(
-                                .dynamicString(
-                                    type: Preferences.NotificationPreviewType.self,
-                                    key: .preferencesNotificationPreviewType,
-                                    value: { $0.defaulting(to: .defaultPreviewType).name }
-                                )
+                                .dynamicString { previewType.name }
                             ),
                             onTap: { [weak self] in
                                 self?.transitionToScreen(

Session/Shared/Types/SessionCell+Accessory.swift

@@ -222,32 +222,6 @@ extension SessionCell.Accessory {
         case userDefaults(UserDefaults, key: String)
         case settingBool(key: Setting.BoolKey)
         
-        // MARK: - Convenience Types
-        
-        public static func dynamicString<ET: EnumIntSetting>(
-            type: ET.Type,
-            key: Setting.EnumKey,
-            value: @escaping ((ET?) -> String?)
-        ) -> DataSource {
-            return .dynamicString {
-                let currentValue: ET? = Storage.shared[key]
-                
-                return value(currentValue)
-            }
-        }
-        
-        public static func dynamicString<ET: EnumStringSetting>(
-            type: ET.Type,
-            key: Setting.EnumKey,
-            value: @escaping ((ET?) -> String?)
-        ) -> DataSource {
-            return .dynamicString {
-                let currentValue: ET? = Storage.shared[key]
-                
-                return value(currentValue)
-            }
-        }
-        
         // MARK: - Convenience
         
         public var currentBoolValue: Bool {