On Sat, 12 Apr 2025 at 18:18, Alexandre Detiste <alexandre.deti...@gmail.com> wrote: > > In a later step we could discard unmodified config files based on a list of > md5sum of what shipped in stable release. > > So only users of default settings would get the new default settings.
Ok; and it seems the relevant query term / name for this situation is "obsolete conffile". There's a useful writeup about conffile handling in general - including that style of md5-based removal - on the wiki at: https://wiki.debian.org/DpkgConffileHandling