Steam is a 32-bit application. Thus, users will need the ability to run 32-bit software. You must also follow the lib32 instructions of each dependency listed unless the section doesn't have those instructions or were told it is not needed.
alsa-plugins-1.2.12, cURL-8.12.1, dbus-1.16.2, Display server (Xorg-Server-21.1.16 or Wayland-1.23.1 w/ Xwayland-24.1.6), make-ca-1.15 (with the symlink added), and OpenGL (libglvnd-1.7.0 or Mesa-25.0.2)
Vulkan-Loader-1.4.309 (required for most games), PulseAudio-17.0, xdg-desktop-portal (and a backend service for your graphical environment), Xdg-user-dirs-0.18, Zenity, lsof, and libgpg-error-1.51
LSB-Tools (for Steam surveys)