Bug#948259: apt-cacher-ng: Lack support for ZStandard compressed packages (.zst)

[Arnaud Rebillout]

On Mon, 06 Jan 2020 12:32:57 +0700 Arnaud Rebillout 
<arnaud.rebill...@collabora.com> wrote:
> Since January 2020, ArchLinux switched to ZStandard for package 
compression [1].

Here's the link for reference: 
https://www.archlinux.org/news/now-using-zstandard-instead-of-xz-for-package-compression/

I opened a merge request at 
https://salsa.debian.org/blade/apt-cacher-ng/merge_requests/4

Thanks!