[bug#58972] [PATCH v2 1/3] guix: ui: Handle single outputs.

[Ludovic Courtès]

Liliana Marie Prikler <liliana.prikler@gmail.com> skribis:

> The current code says "out" contains "everything else", even if there's no
> other output to contain anything.
>
> * guix/ui.scm (package->recutils)[default-output-synopses]: New variable.
> [output->recutils]: Take default synopses as argument.
> ["outputs"]: Distinguish single and multiple outputs.

LGTM!