Via [url=https://list.valvesoftware.com/]HLDS[/url] and [url=https://store.steampowered.com/news/102303/]the Steam store[/url]:

[quote=Valve]- Updated the Smissmas Tree Unusual effect to improve performance
- Updated El Fiestibrero to fix clipping issues
- Updated The Giftcrafter to fix a problem with the materials
- Updated the Unusual Cap to fix the rotation of the unusual attachment
- Updated the Ominous Offering to add the counts_as_assister attribute
- Updated The Argyle Ace with community Jarate fix from Andrés S. (rabscootle)
- Updated/Added some tournament medals
- Updated the localization files
- Updated pl_coal_event
- Added a second route into C
- Detail fixes
- Optimization
- Updated pl_chilly
- Fixed few models not being solid
- Fixed few gift model collisions
- Fixed few spots where players were able to stand on in thin air
- Fixed hand truck from blocking players at the indoor area
- Fixed rare case of the payload cart not exploding when round ends at the pit
- Fixed being able to stand on the tip of the end rocket
- Fixed enemy being able to shoot at BLU 1st base spawn basement
- Minor visual fixes
- Improved clipping
- Updated ctf_doublecross_snowy
- Fixed a number of visual issues
- Fixed a number of clipping issues
- Added nobuild triggers to spawn doors
- Major reforestation initiative funded[/quote]

Rumor has it:

- A bug with Taunt: The Shooter's Stake where Sniper wouldn't say [url=https://wiki.teamfortress.com/w/images/4/4f/Sniper_positivevocalization10.wav]"'Ere ya go"[/url] was also fixed. The cause? [url=https://github.com/SteamDatabase/GameTracking-TF2/commit/f5045adbd32f5ab5b130967744fe976cf643625c#diff-4c78f3814d8fc5746d1e9fc69e7c814591c9e777db02b79ec0f71036246266f3R3150]A missing ".mp3" extension in a script file for workshop taunts[/url]

- [url=https://github.com/SteamDatabase/GameTracking-TF2/commit/f5045adbd32f5ab5b130967744fe976cf643625c#diff-5d59463cc2ec4526db586d010e16ea0a70a21347828fd104d36bb7659aef183dR160372]Tournament medal additions[/url] are as follows:

- Australian Hightower Highjinx 2022 (Royalty, Participant, Donor, Helper)
- TF2Maps Charitable Heart 2021
- TF2Maps 72hr TF2Jam Participant 2021

- One change to existing TF2Maps Charitable Heart medals from 2017 is that it'll now have "2017" in its name

- Map entity lumps as well as tonight's dose of localization file updates [url=https://github.com/SteamDatabase/GameTracking-TF2/commit/f5045adbd32f5ab5b130967744fe976cf643625c]can both be viewed here[/url]. Translations included in localization file updates are contributed with the help of dedicated [url=https://translation.steampowered.com/]Translators Like You - Thank You[/url]

- Size is ~60 MB