[2022] where can i see changelog ?

Hi, the hotfix was announced today via patchnotes as always. You can see it, including the full changelog, here: https://steamcommunity.com/games/602960/announcements/detail/3174484827448050640

Or, if you mean the actual update and not today's patch, that was announced the week before! You can browse earlier news posts under the Events and Announcements subforum.