Release 1.4.0 (build 31): retención, quick update, streak, what's new

- 1A: Notificación mensual de resumen de portfolio (día 5 de cada mes)
- 1B: Badge de racha mensual en Dashboard (streak counter)
- 1C: Empty states mejorados en Goals y Journal con CTAs claros
- 2A: Quick Update sheet — actualiza todas las fuentes desde una pantalla
- 2B: Notificación batch update redirige al Quick Update sheet
- 2C: Widget deep link portfoliojournal://quickupdate abre Quick Update
- 3A: App Store version check banner en Settings
- 3C: What's New sheet en primer launch de versión nueva
- Localización completa en 7 idiomas para todas las nuevas strings

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

PortfolioJournal/Services/NotificationService.swift

@@ -31,6 +31,9 @@ class NotificationService: ObservableObject {
             await MainActor.run {
                 self.isAuthorized = granted
             }
+            if granted {
+                scheduleMonthlyPerformanceSummary()
+            }
             return granted
         } catch {
             print("Notification authorization error: \(error)")
@@ -155,6 +158,18 @@ extension NotificationService {
     func handleNotificationResponse(_ response: UNNotificationResponse) {
         let userInfo = response.notification.request.content.userInfo
 
+        // Handle batch update deep link from monthly check-in
+        if let action = userInfo["action"] as? String, action == "batchUpdate" {
+            NotificationCenter.default.post(name: .openBatchUpdate, object: nil)
+            return
+        }
+
+        // Handle openDashboard deep link from monthly summary notification
+        if let action = userInfo["action"] as? String, action == "openDashboard" {
+            NotificationCenter.default.post(name: .openDashboard, object: nil)
+            return
+        }
+
         guard let sourceIdString = userInfo["sourceId"] as? String,
               let sourceId = UUID(uuidString: sourceIdString) else {
             return
@@ -174,6 +189,9 @@ extension NotificationService {
 extension Notification.Name {
     static let openSourceDetail = Notification.Name("openSourceDetail")
     static let didResetData = Notification.Name("didResetData")
+    static let openBatchUpdate = Notification.Name("openBatchUpdate")
+    static let openDashboard = Notification.Name("openDashboard")
+    static let openQuickUpdate = Notification.Name("openQuickUpdate")
 }
 
 // MARK: - Re-engagement Notifications
@@ -214,6 +232,7 @@ extension NotificationService {
             content.title = String(localized: "monthly_checkin_notification_title")
             content.body = String(localized: "monthly_checkin_notification_body")
             content.sound = .default
+            content.userInfo = ["action": "batchUpdate"]
 
             var components = DateComponents()
             components.day = 1
@@ -230,6 +249,56 @@ extension NotificationService {
             }
         }
     }
+
+    /// Schedules a monthly portfolio summary notification on the 5th of each month at 9am.
+    func scheduleMonthlyPerformanceSummary() {
+        guard isAuthorized else { return }
+
+        let identifier = "monthly_summary"
+        center.getPendingNotificationRequests { [weak self] requests in
+            guard let self, !requests.contains(where: { $0.identifier == identifier }) else { return }
+
+            let content = UNMutableNotificationContent()
+            content.title = String(localized: "monthly_summary_notification_title")
+            content.body = String(localized: "monthly_summary_notification_body")
+            content.sound = .default
+            content.userInfo = ["action": "openDashboard"]
+
+            var components = DateComponents()
+            components.day = 5
+            components.hour = 9
+            components.minute = 0
+
+            let trigger = UNCalendarNotificationTrigger(dateMatching: components, repeats: true)
+            let request = UNNotificationRequest(identifier: identifier, content: content, trigger: trigger)
+
+            self.center.add(request) { error in
+                if let error = error {
+                    print("Monthly summary notification error: \(error)")
+                }
+            }
+        }
+    }
+
+    /// Fires a one-time local notification celebrating goal achievement.
+    func scheduleGoalAchievedNotification(goalName: String) {
+        guard isAuthorized else { return }
+
+        let content = UNMutableNotificationContent()
+        content.title = String(localized: "goal_achieved_notification_title")
+        content.body = String(format: String(localized: "goal_achieved_notification_body"), goalName)
+        content.sound = .default
+
+        let trigger = UNTimeIntervalNotificationTrigger(timeInterval: 1, repeats: false)
+        let id = "goal_achieved_\(UUID().uuidString)"
+        let request = UNNotificationRequest(identifier: id, content: content, trigger: trigger)
+
+        center.add(request) { error in
+            if let error = error {
+                print("Goal achieved notification error: \(error)")
+            }
+        }
+    }
 }
 
 // MARK: - Background Refresh