1. sync from flutter and pass app_dir from MainService.kt to backend server when app start on boot.

2. add start_service when start on boot.

flutter/lib/main.dart

@@ -153,6 +153,7 @@ void runMainApp(bool startService) async {
 void runMobileApp() async {
   await initEnv(kAppTypeMain);
   if (isAndroid) androidChannelInit();
+  platformFFI.syncAndroidServiceAppDirConfigPath();
   runApp(App());
 }