* Standardized comments and formatting across multiple `server.cfg` files.
* Added `sv_setsteamaccount` for games that support it.
* Removed deprecated or unnecessary fields such as `sv_contact`.
* Ensured consistent structure for sections like Basic, Security, and Fast Download.
* Updated dates in configuration files to reflect the current year.
Applied 351 description fixes across 38 files. All cvar comment
descriptions now match the canonical text from:
https://github.com/dgibbs64/Valve-Server-cvarlist
No structural changes — section dividers, cvar values, and CRLF
line endings are all preserved.