Regarding graceful shutdown

[JasmineLowen]

Dunno, just searched for something useful and stumbled across this

https://docs.rs/tokio-graceful-shutdown/latest/tokio_graceful_shutdown/

Might be useful and I wanted to put it somewhere so here we are 😅

[SoloJacobs]

Looks interesting. I don't know if this top-level/subsystem distinction also applies to us 🤔 We should look into it once we have a prototype.