feat: 初始化 iOS 远程控制端项目

webrtc_controller_ios/web_rtc_controller_ios/App/AppDelegate.swift

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+import UIKit
+
+/// UIKit 应用入口（UIKit 生命周期 + SwiftUI 内容视图混合架构）
+@main
+final class AppDelegate: UIResponder, UIApplicationDelegate {
+
+    func application(_ application: UIApplication,
+                     didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
+        // 远程控制期间保持屏幕常亮
+        application.isIdleTimerDisabled = true
+        return true
+    }
+
+    // MARK: - UISceneSession Lifecycle
+
+    func application(_ application: UIApplication,
+                     configurationForConnecting connectingSceneSession: UISceneSession,
+                     options: UIScene.ConnectionOptions) -> UISceneConfiguration {
+        let config = UISceneConfiguration(name: "Default Configuration", sessionRole: connectingSceneSession.role)
+        config.delegateClass = SceneDelegate.self
+        return config
+    }
+}

webrtc_controller_ios/web_rtc_controller_ios/App/SceneDelegate.swift

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+import UIKit
+import SwiftUI
+
+/// 场景代理：以 UIHostingController 承载 SwiftUI 根视图（UIKit 与 SwiftUI 混用）
+final class SceneDelegate: UIResponder, UIWindowSceneDelegate {
+
+    var window: UIWindow?
+
+    func scene(_ scene: UIScene,
+               willConnectTo session: UISceneSession,
+               options connectionOptions: UIScene.ConnectionOptions) {
+        guard let windowScene = scene as? UIWindowScene else { return }
+
+        let window = UIWindow(windowScene: windowScene)
+        let hosting = UIHostingController(rootView: ContentView())
+        hosting.view.backgroundColor = .black
+        window.rootViewController = hosting
+        window.makeKeyAndVisible()
+        self.window = window
+    }
+}