使用可用的在线文档和此视频:https://www.youtube.com/watch?v=0ucjYG_JrEE，我正在尝试开始应用新的UIAuth库。邮件登录效果很好，Google登录不行:它会发出警告并且UI不断显示“正在加载...”对话框。finalFirebaseAuthauth=FirebaseAuth.getInstance();auth.addAuthStateListener(newFirebaseAuth.AuthStateListener(){@OverridepublicvoidonAuthStateChanged(@NonNullFirebaseAuthfir