[fix] resolve iOS deprecation and archive warnings

apps/ios/CrossDeskMobile/ContentView.swift

@@ -8,6 +8,18 @@ enum MobileLayout {
 }
 
 extension View {
+    // Keep change callbacks available on iOS 16 without using the deprecated
+    // overload on newer systems. Neither branch fires on initial appearance.
+    @ViewBuilder
+    func onValueChange<Value: Equatable>(of value: Value,
+                                         perform action: @escaping (Value) -> Void) -> some View {
+        if #available(iOS 17.0, *) {
+            onChange(of: value) { _, newValue in action(newValue) }
+        } else {
+            onChange(of: value, perform: action)
+        }
+    }
+
     func readableContentWidth() -> some View {
         frame(maxWidth: MobileLayout.readableMaximumWidth)
             .frame(maxWidth: .infinity)
@@ -81,7 +93,7 @@ struct ContentView: View {
                 session.applicationDidBecomeActive()
             }
         }
-        .onChange(of: scenePhase) { phase in
+        .onValueChange(of: scenePhase) { phase in
             if phase == .active {
                 session.applicationDidBecomeActive()
             } else if phase == .background {
@@ -304,7 +316,7 @@ private struct ConnectionHomeView: View {
                 session.dismissDeviceOfflineAlert()
             }
         }
-        .onChange(of: session.remoteID) { value in
+        .onValueChange(of: session.remoteID) { value in
             let formatted = String(value.filter { $0.isNumber }.prefix(9))
             if formatted != value {
                 session.remoteID = formatted
@@ -916,16 +928,16 @@ private struct ServerSettingsView: View {
             }
             .allowsHitTesting(false)
         }
-        .onChange(of: serverConfigurationExpanded) { expanded in
+        .onValueChange(of: serverConfigurationExpanded) { expanded in
             if !expanded {
                 focusedServerField = nil
                 validateAndApplyServerConfiguration()
             }
         }
-        .onChange(of: usesCustomServer) { isCustom in
+        .onValueChange(of: usesCustomServer) { isCustom in
             if !isCustom { useDefaultServer() }
         }
-        .onChange(of: focusedServerField) { field in
+        .onValueChange(of: focusedServerField) { field in
             if field == nil { validateAndApplyServerConfiguration() }
         }
         .onDisappear {

apps/ios/CrossDeskMobile/RemoteSessionView.swift

@@ -197,7 +197,7 @@ struct RemoteSessionView: View {
         } message: {
             Text(session.remoteUpdateMessage ?? "")
         }
-        .onChange(of: session.privacyScreen.unlockNotice) { visible in
+        .onValueChange(of: session.privacyScreen.unlockNotice) { visible in
             if visible {
                 mouseInput.releaseAll()
                 keyboardInputVisible = false
@@ -231,37 +231,37 @@ struct RemoteSessionView: View {
             statusMenuVisible = false
             statusOrbCenter = nil
         }
-        .onChange(of: session.selectedDisplay) { _ in
+        .onValueChange(of: session.selectedDisplay) { _ in
             systemKeyboardContext.remoteFocusWillChange()
             mouseInput.releaseAll()
             mouseInput.position(x: 0.5, y: 0.5)
             cursorPosition = nil
             viewport = RemoteViewportState()
         }
-        .onChange(of: session.mouseControlMode) { _ in
+        .onValueChange(of: session.mouseControlMode) { _ in
             mouseInput.releaseAll()
             cursorPosition = session.remoteCursorPosition
             if let point = cursorPosition {
                 mouseInput.position(x: Float(point.x), y: Float(point.y))
             }
         }
-        .onChange(of: scenePhase) { phase in
+        .onValueChange(of: scenePhase) { phase in
             if phase != .active { mouseInput.releaseAll() }
             if phase == .background { keyboardInputVisible = false }
         }
-        .onChange(of: keyboardInputVisible) { visible in
+        .onValueChange(of: keyboardInputVisible) { visible in
             if !visible {
                 animateSystemKeyboardPresentation = true
                 waitingForSystemKeyboard = false
             }
         }
-        .onChange(of: session.isConnected) { connected in
+        .onValueChange(of: session.isConnected) { connected in
             if !connected {
                 mouseInput.releaseAll()
                 keyboardInputVisible = false
             }
         }
-        .onChange(of: session.remoteCursorPositionRevision) { _ in
+        .onValueChange(of: session.remoteCursorPositionRevision) { _ in
             guard !mouseInput.hasVirtualButton, let position = session.remoteCursorPosition else { return }
             mouseInput.position(x: Float(position.x), y: Float(position.y))
             cursorPosition = position
@@ -481,7 +481,7 @@ struct RemoteSessionView: View {
                     )
             }
             .frame(width: containerSize.width, height: containerSize.height)
-            .onChange(of: containerSize) { _ in mouseInput.releaseAll() }
+            .onValueChange(of: containerSize) { _ in mouseInput.releaseAll() }
         }
     }
 
@@ -1361,7 +1361,7 @@ private struct ScrollingCodecName: View {
                         GeometryReader { text in
                             Color.clear
                                 .onAppear { textWidth = text.size.width }
-                                .onChange(of: text.size.width) { textWidth = $0; startedAt = Date() }
+                                .onValueChange(of: text.size.width) { textWidth = $0; startedAt = Date() }
                         }
                     }
                     .offset(x: offset(in: bounds.size.width, at: context.date))
@@ -1369,8 +1369,8 @@ private struct ScrollingCodecName: View {
                     .clipped()
             }
             .onAppear { startedAt = Date() }
-            .onChange(of: value) { _ in startedAt = Date() }
-            .onChange(of: bounds.size.width) { _ in startedAt = Date() }
+            .onValueChange(of: value) { _ in startedAt = Date() }
+            .onValueChange(of: bounds.size.width) { _ in startedAt = Date() }
         }
         .frame(height: lineHeight)
         .accessibilityElement(children: .ignore)

apps/ios/CrossDeskMobile/ThirdPartyLicensesView.swift

@@ -142,7 +142,7 @@ struct ThirdPartyLicensesView: View {
         .background(Color(.systemGroupedBackground).ignoresSafeArea())
         .navigationTitle(NSLocalizedString("关于 CrossDesk", comment: ""))
         .navigationBarTitleDisplayMode(.inline)
-        .onChange(of: session.hasNetworkConsent) { allowed in
+        .onValueChange(of: session.hasNetworkConsent) { allowed in
             if allowed { appUpdates.checkNow() }
         }
     }

apps/ios/scripts/build_minirtc_ios.sh

@@ -273,7 +273,9 @@ if [[ -f "${OUTPUT_LIBRARY}" ]] && cmp -s "${TEMP_MANIFEST}" "${MERGE_MANIFEST}"
   exit 0
 fi
 
-/usr/bin/libtool -static -o "${TEMP_LIBRARY}" \
+# Dependencies include empty objects for disabled or other-platform code.
+# Suppress only that diagnostic; retain the members and other warnings.
+/usr/bin/libtool -static -no_warning_for_no_symbols -o "${TEMP_LIBRARY}" \
   "${MINIRTC_LIBRARY}" "${MERGE_ARCHIVES[@]}" \
   "${WIRE_LIBRARY}"
 verify_no_openh264 "${TEMP_LIBRARY}"

apps/ios/scripts/package_openssl_ios.py

@@ -40,7 +40,9 @@ def package(inputs, output, platform="iphoneos"):
     output.parent.mkdir(parents=True, exist_ok=True)
     with tempfile.TemporaryDirectory(prefix="openssl-framework-", dir=output.parent) as temp:
         binary = Path(temp) / "OpenSSL"
-        subprocess.run(["/usr/bin/libtool", "-static", "-o", str(binary),
+        # OpenSSL includes empty objects for disabled or platform-specific code.
+        # Keep those members and all other libtool diagnostics intact.
+        subprocess.run(["/usr/bin/libtool", "-static", "-no_warning_for_no_symbols", "-o", str(binary),
                         *(str(archives[name][0]) for name in sorted(archives))], check=True)
         subprocess.run(["xcrun", "lipo", str(binary), "-verify_arch", "arm64"], check=True)
         symbols = subprocess.check_output(["xcrun", "nm", "-u", str(binary)], text=True)