fix(ios): address Pass B warnings from code audit

iphone/Closer/Dates/DateViews.swift

@@ -85,9 +85,6 @@ struct DateMatchView: View {
         .background(Color.closerBackground)
         .navigationTitle("Date Ideas")
         .navigationBarTitleDisplayMode(.inline)
-        .navigationDestination(isPresented: .constant(false)) {
-            DateBuilderView()
-        }
     }
     
     private func swipe(_ direction: SwipeDirection) {

iphone/Closer/Navigation/ContentView.swift

@@ -4,7 +4,14 @@ struct ContentView: View {
     @EnvironmentObject var appState: AppState
 
     var body: some View {
-        Group {
+        NavigationStack {
+            rootView
+        }
+        .environmentObject(appState)
+    }
+
+    @ViewBuilder
+    private var rootView: some View {
         switch appState.authState {
         case .loading:
             LoadingView(message: "Getting ready...")
@@ -20,7 +27,6 @@ struct ContentView: View {
             }
         }
     }
-    }
 }
 
 // MARK: - Main Tab View
@@ -35,41 +41,31 @@ struct MainTabView: View {
 
     var body: some View {
         TabView(selection: $selectedTab) {
-            NavigationStack {
             HomeView()
-            }
                 .tabItem {
                     Label("Home", systemImage: selectedTab == .home ? "house.fill" : "house")
                 }
                 .tag(Tab.home)
 
-            NavigationStack {
             DailyQuestionView()
-            }
                 .tabItem {
                     Label("Today", systemImage: selectedTab == .dailyQuestion ? "heart.fill" : "heart")
                 }
                 .tag(Tab.dailyQuestion)
 
-            NavigationStack {
             PlayHubView()
-            }
                 .tabItem {
                     Label("Play", systemImage: selectedTab == .play ? "play.fill" : "play")
                 }
                 .tag(Tab.play)
 
-            NavigationStack {
             QuestionPackLibraryView()
-            }
                 .tabItem {
                     Label("Packs", systemImage: selectedTab == .questionPacks ? "star.fill" : "star")
                 }
                 .tag(Tab.questionPacks)
 
-            NavigationStack {
             SettingsView()
-            }
                 .tabItem {
                     Label("Settings", systemImage: selectedTab == .settings ? "gearshape.fill" : "gearshape")
                 }
@@ -86,7 +82,6 @@ struct OnboardingFlow: View {
     @State private var showSignUp = false
 
     var body: some View {
-        NavigationStack {
         OnboardingView(showLogin: $showLogin, showSignUp: $showSignUp)
             .navigationDestination(isPresented: $showLogin) {
                 LoginView()
@@ -95,7 +90,6 @@ struct OnboardingFlow: View {
                 SignUpView()
             }
     }
-    }
 }
 
 // MARK: - Import for Secret

iphone/Closer/Pairing/PairingViews.swift

@@ -143,6 +143,12 @@ struct CreateInviteView: View {
 
         Task {
             do {
+                // TODO: Move invite creation to createInviteCallable Cloud Function.
+                // 6-character codes are enumerable; direct client writes to the invites
+                // collection expose them to enumeration. The iOS side should call
+                // createInviteCallable() once it exists in functions/src/invites/ and
+                // return the generated code instead of writing here. Leaving direct
+                // Firestore write as a placeholder until that function is implemented.
                 let userId = try FirestoreService.shared.userId()
                 let code = generateSixCharCode()
                 self.inviteCode = code
@@ -341,6 +347,9 @@ struct EmailInviteView: View {
 
         Task {
             do {
+                // TODO: Use createInviteCallable Cloud Function instead of direct
+                // client writes to the invites collection. Leaving direct Firestore
+                // write as a placeholder until createInviteCallable is implemented.
                 let userId = try FirestoreService.shared.userId()
                 let code = generateSixCharCode()
 

iphone/Closer/Play/PlayViews.swift

@@ -263,24 +263,8 @@ struct ThisOrThatView: View {
                         .font(CloserFont.title3)
                         .foregroundColor(.closerText)
                     
-                    ForEach(pairs[currentPair].0, pairs[currentPair].1, id: \.self) { option in
+                    let options = [pairs[currentPair].0, pairs[currentPair].1]
-                        Button(action: { choose(option) }) {
+                    ForEach(options, id: \.self) { option in
-                            Text(option)
-                                .font(CloserFont.body)
-                                .foregroundColor(.closerText)
-                                .frame(maxWidth: .infinity)
-                                .padding()
-                                .background(Color.closerSurface)
-                                .cornerRadius(CloserRadius.large)
-                                .overlay(RoundedRectangle(cornerRadius: CloserRadius.large).stroke(Color.closerDivider))
-                        }
-                    }
-                    
-                    Text("or")
-                        .font(CloserFont.body)
-                        .foregroundColor(.closerTextSecondary)
-                    
-                    ForEach(pairs[currentPair].1, pairs[currentPair].0, id: \.self) { option in
                         Button(action: { choose(option) }) {
                             Text(option)
                                 .font(CloserFont.body)

iphone/Closer/Questions/QuestionViews.swift

@@ -552,23 +552,25 @@ struct QuestionThreadView: View {
 
 // MARK: - Sample Data
 
+// Fallback sample data. IDs must match real Android seed entries so that
+// navigation to category/pack/question threads references actual data.
 let bundledQuestions: [Question] = [
-    Question(id: "q1", text: "What made you smile today?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "communication_001", text: "What is one small thing I do that helps you feel heard?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "communication", packId: nil),
-    Question(id: "q2", text: "What's one thing you appreciate about your partner?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "communication_002", text: "When do you feel it is easiest to talk to me?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "communication", packId: nil),
-    Question(id: "q3", text: "How connected do you feel today?", type: "scale", options: nil, scaleMin: 1, scaleMax: 10, categoryId: nil, packId: nil),
+    Question(id: "communication_151", text: "When you are upset, what helps most first?", type: "single_choice", options: ["Comfort", "Space", "Advice", "Distraction"], scaleMin: nil, scaleMax: nil, categoryId: "communication", packId: nil),
-    Question(id: "q4", text: "What's your ideal weekend activity together?", type: "multiple_choice", options: ["Relax at home", "Outdoor adventure", "Date night out", "Try something new"], scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "date_night_001", text: "What would make a simple dinner feel fun for both of us?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "date_night", packId: nil),
 ]
 
 let sampleQuestions: [Question] = [
-    Question(id: "s1", text: "What's a dream you'd like to pursue together?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "fun_001", text: "What is one thing we do together that always makes you smile?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "fun", packId: nil),
-    Question(id: "s2", text: "How do you feel loved most?", type: "multiple_choice", options: ["Words of affirmation", "Quality time", "Physical touch", "Acts of service", "Gifts"], scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "fun_002", text: "What is one silly memory of us that you still love?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "fun", packId: nil),
-    Question(id: "s3", text: "Rate your communication today", type: "scale", options: nil, scaleMin: 1, scaleMax: 10, categoryId: nil, packId: nil),
+    Question(id: "values_001", text: "What is one value that quietly guides your life?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "values", packId: nil),
-    Question(id: "s4", text: "What's one new thing you want to try as a couple?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: nil, packId: nil),
+    Question(id: "trust_001", text: "What makes it easy for you to trust someone?", type: "text", options: nil, scaleMin: nil, scaleMax: nil, categoryId: "trust", packId: nil),
 ]
 
 let samplePacks: [QuestionPack] = [
-    QuestionPack(id: "p1", name: "Getting Closer", description: "Deepen your connection", categories: nil, isPremium: false),
+    QuestionPack(id: "communication", name: "Communication", description: "Questions about listening, expressing needs, understanding each other, and talking clearly.", categories: nil, isPremium: false),
-    QuestionPack(id: "p2", name: "Fun & Playful", description: "Lighthearted questions", categories: nil, isPremium: false),
+    QuestionPack(id: "fun", name: "Fun & Playful", description: "Lighthearted questions about playfulness, laughter, and shared activities.", categories: nil, isPremium: false),
-    QuestionPack(id: "p3", name: "Intimacy", description: "Build emotional intimacy", categories: nil, isPremium: true),
+    QuestionPack(id: "date_night", name: "Date Night", description: "Questions designed for dates, meals, walks, or quiet time together.", categories: nil, isPremium: true),
-    QuestionPack(id: "p4", name: "Future Together", description: "Plan your future", categories: nil, isPremium: true),
+    QuestionPack(id: "trust", name: "Trust", description: "Questions about trust, repair, and rebuilding.", categories: nil, isPremium: true),
 ]

iphone/Closer/Wheel/WheelViews.swift

@@ -376,33 +376,3 @@ struct WheelHistoryView: View {
     }
 }
 
-// MARK: - Navigation helper
-
-extension Binding where Value == String? {
-    func unwrapped<T: Hashable>(_ defaultValue: T) -> Binding<T> where T == String {
-        Binding<T>(
-            get: { self.wrappedValue as? T ?? defaultValue },
-            set: { self.wrappedValue = $0 as? String }
-        )
-    }
-}
-
-extension View {
-    func navigationDestination<T: Hashable>(item: Binding<T?>, @ViewBuilder destination: @escaping (T) -> some View) -> some View {
-        background(
-            NavigationLink(
-                isActive: Binding(
-                    get: { item.wrappedValue != nil },
-                    set: { if !$0 { item.wrappedValue = nil } }
-                ),
-                destination: {
-                    if let value = item.wrappedValue {
-                        destination(value)
-                    }
-                },
-                label: EmptyView.init
-            )
-            .hidden()
-        )
-    }
-}