I tried to setup PrimeFlex (3.0.1) for PrimeFaces (10.0.0). I used css files as provided in dist folder of PrimeFlex repo. Also I followed the instructions give
denormalized
repeating-linear-gradient
query-by-example
lgpl
preg-match
varying
fortify-source
conditional-types
chilkat-email
android-app-licensing
saas
runjags
wxstring
catalyst-optimizer
gpu
django-silk
headless
jakarta-ee-9
django-mixer
vectorwise
jquery-iframe-transport
ssdt-bi
cs193p
react-final-form
header-bidding
node-ssh
window-managers
turn-by-turn
menu
vmargs