Not only has Team Fortress 2 been updated but it seems like quite a huge one thanks to the addition of VScript, and you can now run Linux inside it. That's right, TF2 came to Linux back in 2013 and now TF2 itself can run Linux. What a time to be alive.
Read the full article here: https://www.gamingonlinux.com/2022/12/team-fortress-2-update-adds-vscript-and-you-can-now-run-linux-inside-it