fix postServiceClose implementation

android/app/src/main/kotlin/com/hiddify/hiddify/bg/BoxService.kt

@@ -292,6 +292,9 @@ class BoxService(
             }
         }
     }
+    private fun postServiceClose(){
+        //TODO:
+    }
 
     private suspend fun stopAndAlert(type: Alert, message: String? = null) {
         Settings.startedByUser = false

ios/SingBoxPacketTunnel/SingBox/ExtensionPlatformInterface.swift

@@ -225,4 +225,5 @@ public class ExtensionPlatformInterface: NSObject, LibboxPlatformInterfaceProtoc
     func reset() {
         networkSettings = nil
     }
+
 }

ios/SingBoxPacketTunnel/SingBox/ExtensionProvider.swift

@@ -137,6 +137,9 @@ open class ExtensionProvider: NEPacketTunnelProvider {
         stopService()
         await startService()
     }
+    func postServiceClose() async {
+        // TODO
+    }
 
     override open func stopTunnel(with reason: NEProviderStopReason) async {
         writeMessage("(packet-tunnel) stopping, reason: \(reason)")