[bug#72398] [PATCH v2] services: Add readymedia-service-type.

[Arun Isaac <arunisaac@systemreboot.net>]

> I'd avoid using activation-service-type since it doesn't account for
> shepherd dependencies (which implies file-system mounts), consequence
> being that this service will be broken if any of these directories
> happen to be located outside of the root filesystem.  (My advice is to
> avoid using activation-service-type unless you're sure of how the
> chain of action in guix+shepherd goes)

This is a good point. I hadn't thought of this.

> Instead, do these within the start action of shepherd-service,
> see the "prologue"/(before make-forkexec-constructor is called) of
> mympd-service-type in gnu/services/audio.scm for an idea [1].

And, a clever solution too. Today I learnt!