Add generalized engine access and challenge mods, repair SKATE turn handling, and improve collision prediction and physics transitions. Reduce mod snapshot and material update overhead, preserve authored GLB materials with lighting and shadows, and improve CPU profiling.
Apply probe SH to online customiser characters after remote bind, restore received sun shadows, and ship Skyline driving, fullscreen, and renderer improvements on the branch.
Co-authored-by: Cursor <[email protected]>