How to include custom fonts in yeoman gulp-angular-generator?

Question

Angular

How to properly embed the connection of your fonts that are in the folder into the generators:
/src/assets/fonts/
So that all tasks work correctly. Maybe someone has come across this problem and can help here, otherwise I've been fiddling all day and without results. It turned out only to connect the fonts only for the gulp task:
gulp build
but for the rest of the tasks it cannot find the fonts