✨ watchOS notification screen

ios/WatchRunner Watch App/ContentView.swift

@@ -9,7 +9,32 @@ import SwiftUI
 
 // The root view of the app.
 struct ContentView: View {
-    var body: some View {
-        ExploreView()
+    @StateObject private var appState = AppState()
+    @State private var selection: Panel? = .explore
+
+    enum Panel: Hashable {
+        case explore
+        case notifications
     }
-}
+
+    var body: some View {
+        NavigationSplitView {
+            List(selection: $selection) {
+                Label("Explore", systemImage: "globe").tag(Panel.explore)
+                Label("Notifications", systemImage: "bell").tag(Panel.notifications)
+            }
+            .listStyle(.automatic)
+        } detail: {
+            switch selection {
+            case .explore:
+                ExploreView()
+                    .environmentObject(appState)
+            case .notifications:
+                NotificationView()
+                    .environmentObject(appState)
+            case .none:
+                Text("Select a panel")
+            }
+        }
+    }
+}