proton-call(6) on Linux
The text 34adddba687d, as Debian 12 (Bookworm) shipped it.
A proton game launcher
Flags it lists
-
--custom -
--help -
--index -
--log -
--proton -
--run -
--version -
-c -
-h -
-i -
-l -
-p -
-r -
-v