Pb migration 24.0.5 -> 24.3.5

Hi everyone. I 'm migrating my vaadin version from 24.0.5 to 24.3.5. The spring boot app run but I have a problem with my font of every labels, it doesn’t load my font defined in the style.css file. Have you an idea ?

When I launch in production mode, the font is loaded but not in dev mode. My problem is didn’t solved :frowning_with_open_mouth: