h/t @refi64 for finding this.

how does kde system monitor know what is an application? well...

https://github.com/KDE/libksysguard/blob/v6.5.5/processcore/cgroup.cpp#L91-L99

systemd-run --user --unit="app-meow.service" -- sleep 100

i'm so upset

@dramforever huh i didn't know you can create a unit like this
@whitequark @dramforever that sort of thing is the basis of run0