Fix critical iOS notification service issues

- Fixed authorization handling in NotificationService
- Removed invalid icon and haptic properties
- Fixed deliveryDate API usage
- Removed invalid presentNotificationRequest call
- Fixed notification trigger initialization
- Simplified notification categories with delegate implementation
- Replaced UNNotificationBadgeManager with UIApplication.shared.applicationIconBadgeNumber
- Eliminated code duplication in badge update logic
- Fixed NotificationPreferencesStore JSON encoding/decoding

native-route/ios/RSSuper/Settings/NotificationPreferences.swift

@@ -0,0 +1,28 @@
+import Foundation
+
+/// Notification preferences data structure
+@objcMembers
+class NotificationPreferences: NSObject, Codable {
+    var newArticles: Bool
+    var episodeReleases: Bool
+    var customAlerts: Bool
+    var badgeCount: Bool
+    var sound: Bool
+    var vibration: Bool
+    
+    init(
+        newArticles: Bool = true,
+        episodeReleases: Bool = true,
+        customAlerts: Bool = true,
+        badgeCount: Bool = true,
+        sound: Bool = true,
+        vibration: Bool = true
+    ) {
+        self.newArticles = newArticles
+        self.episodeReleases = episodeReleases
+        self.customAlerts = customAlerts
+        self.badgeCount = badgeCount
+        self.sound = sound
+        self.vibration = vibration
+    }
+}