# /etc/pam.d/fallbackdm
# https://man.archlinux.org/man/pam_systemd.8.en
# alternative class=lock-screen
# debug=yes
# https://github.com/GNOME/gdm/blob/main/daemon/gdm-local-display-factory.c
auth     required  pam_permit.so
account  required  pam_permit.so
session  required  pam_systemd.so class=greeter type=wayland