bug#80540: Guix deploy does not report errors from the activation script

[Ludovic Courtès]

Hello,

Tomas Volf <~@wolfsden.cz> skribis:

> when the activation script encounters some errors, they are not passed
> through the guix deploy session.  They are suppressed and user has no
> idea something went wrong.

At its core, it’s a bug of ‘remote-eval’ in (guix remote), which
dismisses stdout/stderr.

Continued here 👉 https://codeberg.org/guix/guix/issues/7088

Thanks,
Ludo’.