* fix(angular): throw error when npmScope is incorrect
* fix(angular): use 'app' as default if npmScope is not defined
Co-authored-by: Leosvel Pérez Espinosa <leosvel.perez.espinosa@gmail.com>
Co-authored-by: Leosvel Pérez Espinosa <leosvel.perez.espinosa@gmail.com>