test(ios): add smoke coverage tests

apps/ios/Tests/SwiftUIRenderSmokeTests.swift

@@ -0,0 +1,54 @@
+import SwiftUI
+import Testing
+import UIKit
+@testable import Clawdis
+
+@Suite struct SwiftUIRenderSmokeTests {
+    @MainActor private static func host<V: View>(_ view: V) -> UIWindow {
+        let window = UIWindow(frame: UIScreen.main.bounds)
+        window.rootViewController = UIHostingController(rootView: view)
+        window.makeKeyAndVisible()
+        window.rootViewController?.view.setNeedsLayout()
+        window.rootViewController?.view.layoutIfNeeded()
+        return window
+    }
+
+    @Test @MainActor func settingsTabBuildsAViewHierarchy() {
+        let appModel = NodeAppModel()
+        let bridgeController = BridgeConnectionController(appModel: appModel, startDiscovery: false)
+
+        let root = SettingsTab()
+            .environmentObject(appModel)
+            .environmentObject(appModel.voiceWake)
+            .environmentObject(bridgeController)
+
+        _ = Self.host(root)
+    }
+
+    @Test @MainActor func rootTabsBuildAViewHierarchy() {
+        let appModel = NodeAppModel()
+        let bridgeController = BridgeConnectionController(appModel: appModel, startDiscovery: false)
+
+        let root = RootTabs()
+            .environmentObject(appModel)
+            .environmentObject(appModel.voiceWake)
+            .environmentObject(bridgeController)
+
+        _ = Self.host(root)
+    }
+
+    @Test @MainActor func voiceTabBuildsAViewHierarchy() {
+        let appModel = NodeAppModel()
+
+        let root = VoiceTab()
+            .environmentObject(appModel)
+            .environmentObject(appModel.voiceWake)
+
+        _ = Self.host(root)
+    }
+
+    @Test @MainActor func voiceWakeWordsViewBuildsAViewHierarchy() {
+        let root = NavigationStack { VoiceWakeWordsSettingsView() }
+        _ = Self.host(root)
+    }
+}