User instance of systemd for session management
see https://wiki.gnome.org/Initiatives/SystemdUser
Systemd units have more fine grained control and don't require us to register via gnome sessions's dbus api.
related:
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see https://wiki.gnome.org/Initiatives/SystemdUser
Systemd units have more fine grained control and don't require us to register via gnome sessions's dbus api.
related: