first commit

siro_service/ios/Runner/AppDelegate.swift

@@ -0,0 +1,32 @@
+import Flutter
+import UIKit
+
+@main
+@objc class AppDelegate: FlutterAppDelegate {
+  override func application(
+    _ application: UIApplication,
+    didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?
+  ) -> Bool {
+    let controller : FlutterViewController = window?.rootViewController as! FlutterViewController
+    let securityChannel = FlutterMethodChannel(name: "com.siro.siro_service/security",
+                                              binaryMessenger: controller.binaryMessenger)
+    
+    securityChannel.setMethodCallHandler({
+      (call: FlutterMethodCall, result: @escaping FlutterResult) -> Void in
+      if (call.method == "getAppSignature") {
+        // For iOS, we use a high-entropy secure token (Shared Secret) 
+        // that matches the one stored on the server environment.
+        result("b9d8e7f1a2c3d4e5f607182930415263748596a7b8c9d0e1f2a3b4c5d6e7f809")
+      } else if (call.method == "isNativeRooted") {
+        // Basic check for iOS jailbreak can be added here if needed
+        result(false) 
+      } else {
+        result(FlutterMethodNotImplemented)
+      }
+    })
+
+    GeneratedPluginRegistrant.register(with: self)
+    return super.application(application, didFinishLaunchingWithOptions: launchOptions)
+  }
+}
+