Binary package “qt6-webengine-dev” in ubuntu mantic

Qt 6 WebEngine library - development files

 Qt is a cross-platform C++ application framework. Qt's primary feature
 is its rich set of widgets that provide standard GUI functionality.
 .
 Qt WebEngine provides a Web browser engine that makes it easy to embed content
 from the World Wide Web into your Qt application.
 .
 This package contains the development files needed to build Qt 6 applications
 using Qt WebEngine libraries.