Xcode添加空模板
应用程序Xcode ▸ 显示包内容 ▸ Contents ▸ Developer ▸ Platforms ▸ iPhoneOS.platform ▸ Developer ▸ Library ▸ Xcode ▸ Templates ▸ Project Templates ▸ iOS ▸ Application 将模板复制到这里