Patch notes:

- fixed pit location creation and assignment for AI cars
- fixed a dynamic track recording crash on restart
- Kyalami fix for incorrect palm impostor subsurface texture
- fix for thumbnails missing or incorrectly generated in certain situations
- fix for thumbnail generation while using the free camera
- reduce tree popping even more on certain configurations
- fix for car and dashboard being unresponsive during race start countdown when the start assist is turned on
- fix for a server issue when it has reached 1000+ lifetime users, causing subsequent entry numbers to start at around 600 and produce incorrect results
- fixed crash during multiple refresh of the MP browser
- fix for garage cars always being saved because of performance index recalculation
- modding - car now read from Saved Games/ACE-Server folder
- modding - external liveries fix for garage sharing, livery linker added into car customization
- ideal line assist init made async - possible fix for freezes on the main thread
- server: added document folder to windows server, revamped server-backend-client data exchange for sha with more UI info on missing cars, fixed early performance validation rejection