The FAI.me service for creating customized installation and cloud images now supports a backports kernel for stable release Debian 10 (aka buster). If you enable the backports option, you will currently get kernel 5.2. This will help you if you have newer hardware that is not support by the default kernel 4.19. The backports option is also still available for the images when using the old Debian 9 (stretch) release.
The URL of the FAI.me service is