This is a created by RUNE to bring their cracked version of Starfield up to the official 1.12.36 patch level. It usually contains:
A: Yes, but with a tweak. After installing, add WINEDLLOVERRIDES="steam_api64=n,b" %command% to the launch options in Lutris/Bottles. The RUNE emulator communicates with Wine’s Steam client proxy. Starfield Update v1 12 36-RUNE