re-export HandleState, HandleTransformState, and ScreenHandleStore fr…

…om react-three/handle

re-export defaultApply, ... from react-three/handle

Merge branch 'main' of https://github.com/pmndrs/xr

Merge branch 'main' into feature/body-tracking

add uikit demo to examples

upgrade devui

hotfix pinning devui to the old version

fix update order to prevent transform & pivot handles size flickering…

… when drastic position changes occur

compatible with react 19 and r3f v9

fix pmndrs#383: delta value is cached and never recomputed when depen…

…dencies change