我在设置与Provider包的依赖关系时遇到了问题和困境。我的代码:providers:[ChangeNotifierProvider(builder:(context)=>AuthModel(userRepository:UserRepository())),ChangeNotifierProxyProvider(initialBuilder:(_)=>AppModel(),builder:(_,auth,app)=>app..authModel=auth,),],使用ChangeNotifierProxyProvider，对authModel的更改使ChangeNotifierPr