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/App/ContentView.swift

@@ -1,6 +1,34 @@
 import SwiftUI
 import CoreData
 
+// MARK: - App Tab
+
+enum AppTab: Int, Hashable, CaseIterable {
+    case dashboard = 0, sources = 1, charts = 2, journal = 3, settings = 4
+
+    var title: String {
+        switch self {
+        case .dashboard: String(localized: "tab_dashboard")
+        case .sources:   String(localized: "tab_sources")
+        case .charts:    String(localized: "tab_charts")
+        case .journal:   "Journal"
+        case .settings:  String(localized: "tab_settings")
+        }
+    }
+
+    var icon: String {
+        switch self {
+        case .dashboard: "house.fill"
+        case .sources:   "list.bullet"
+        case .charts:    "chart.xyaxis.line"
+        case .journal:   "book.closed"
+        case .settings:  "gearshape.fill"
+        }
+    }
+}
+
+// MARK: - Content View
+
 struct ContentView: View {
     @EnvironmentObject var iapService: IAPService
     @EnvironmentObject var adMobService: AdMobService
@@ -11,11 +39,19 @@ struct ContentView: View {
     @AppStorage("pinEnabled") private var pinEnabled = false
     @AppStorage("lockOnLaunch") private var lockOnLaunch = true
     @AppStorage("lockOnBackground") private var lockOnBackground = false
+    @AppStorage("lastSeenWhatsNewVersion") private var lastSeenWhatsNewVersion = ""
     @Environment(\.scenePhase) private var scenePhase
+    @Environment(\.horizontalSizeClass) private var horizontalSizeClass
     @State private var isUnlocked = false
     @State private var resolvedOnboardingCompleted: Bool?
     @State private var iCloudCheckDone = false
     @State private var loadingMessageKey: LocalizedStringKey = "loading_data"
+    @State private var sidebarSelection: AppTab? = .dashboard
+    @State private var showingWhatsNew = false
+
+    private var currentVersion: String {
+        Bundle.main.infoDictionary?["CFBundleShortVersionString"] as? String ?? ""
+    }
 
     private var lockEnabled: Bool {
         faceIdEnabled || pinEnabled
@@ -39,6 +75,8 @@ struct ContentView: View {
                     OnboardingICloudCheckView(onSkip: { iCloudCheckDone = true })
                 } else if resolvedOnboardingCompleted == false {
                     OnboardingView(onboardingCompleted: $onboardingCompleted)
+                } else if horizontalSizeClass == .regular {
+                    iPadMainContent
                 } else {
                     mainContent
                 }
@@ -75,10 +113,36 @@ struct ContentView: View {
         }
         .task {
             await waitForDataAndResolveOnboarding()
+            if (resolvedOnboardingCompleted == true) && currentVersion != lastSeenWhatsNewVersion {
+                // Small delay to let the UI settle before showing sheet
+                try? await Task.sleep(nanoseconds: 300_000_000)
+                showingWhatsNew = true
+            }
         }
         .onChange(of: onboardingCompleted) { _, completed in
             resolvedOnboardingCompleted = completed
         }
+        .sheet(isPresented: $showingWhatsNew, onDismiss: {
+            lastSeenWhatsNewVersion = currentVersion
+        }) {
+            WhatsNewView()
+        }
+        .onReceive(NotificationCenter.default.publisher(for: .openBatchUpdate)) { _ in
+            tabSelection.selectedTab = 1
+            sidebarSelection = .sources
+            NotificationCenter.default.post(name: .openQuickUpdate, object: nil)
+        }
+        .onReceive(NotificationCenter.default.publisher(for: .openDashboard)) { _ in
+            tabSelection.selectedTab = 0
+            sidebarSelection = .dashboard
+        }
+        .onOpenURL { url in
+            if url.host == "quickupdate" {
+                tabSelection.selectedTab = 0
+                sidebarSelection = .dashboard
+                NotificationCenter.default.post(name: .openQuickUpdate, object: nil)
+            }
+        }
     }
 
     private var isReadyForContent: Bool {
@@ -160,6 +224,49 @@ struct ContentView: View {
         return ((try? context.count(for: accountRequest)) ?? 0) > 0
     }
 
+    // MARK: - iPad Layout
+
+    private var iPadMainContent: some View {
+        NavigationSplitView(columnVisibility: .constant(.all)) {
+            List(AppTab.allCases, id: \.self, selection: $sidebarSelection) { tab in
+                Label(tab.title, systemImage: tab.icon)
+            }
+            .navigationTitle("Portfolio Journal")
+            .navigationSplitViewColumnWidth(min: 200, ideal: 240, max: 280)
+        } detail: {
+            iPadDetailView(for: sidebarSelection ?? .dashboard)
+        }
+        .onChange(of: sidebarSelection) { _, tab in
+            guard let tab else { return }
+            if tabSelection.selectedTab != tab.rawValue {
+                tabSelection.selectedTab = tab.rawValue
+            }
+        }
+        .onChange(of: tabSelection.selectedTab) { _, value in
+            if let tab = AppTab(rawValue: value), sidebarSelection != tab {
+                sidebarSelection = tab
+            }
+        }
+    }
+
+    @ViewBuilder
+    private func iPadDetailView(for tab: AppTab) -> some View {
+        switch tab {
+        case .dashboard:
+            bannerInsetView(DashboardView())
+        case .sources:
+            bannerInsetView(SourceListView(iapService: iapService))
+        case .charts:
+            bannerInsetView(ChartsContainerView(iapService: iapService))
+        case .journal:
+            bannerInsetView(JournalView())
+        case .settings:
+            bannerInsetView(SettingsView(iapService: iapService))
+        }
+    }
+
+    // MARK: - iPhone Layout
+
     private var mainContent: some View {
         ZStack {
             TabView(selection: $tabSelection.selectedTab) {