[bug#72840] [PATCH RFC] DRAFT doc: Add “Deprecation Policy” section.

[Greg Hogan <code@greghogan.com>]

On Wed, Sep 11, 2024 at 2:33 PM Noé Lopez via Guix-patches via
<guix-patches@gnu.org> wrote:
>
> – There is no policy for updating packages through major versions, IMO
>   this should be the same as deleting and the previous version should be
>   kept for a while, at least for the time for dependencies to update
>   upstream.

Internal package conflicts result in broken builds. External dependent
projects can simply remain on their current Guix commit and delay
upgrading until compatible with the updated API.

> >+If the package being removed is a ``leaf'' (no other packages depend on
> >+it), it may be removed after a @b{one-month review period} of the patch
> >+removing it (this applies even when the removal has additional
> >+motivations such as security problems affecting the package).
>
> – Why do « leaves » get removed at all? The dependents could be
>   users that installed it in their profiles or manifests, one month
>   seems very low.

If a package has failed to build for and not been updated in a long
time then who would be using it? The package source will be available
in the git history in case someone would like to resurrect it at a
later time.

Greg