Phobos version naming

[Stanislav Blinov]

On Wednesday, 3 November 2021 at 21:04:14 UTC, Andrey Zherikov 
wrote:

> I like the idea with std.next.
>
> What's about publishing old versions of std to code.dlang.org?

Yup, old stuff needs to linger somewhere so people can migrate. 
For example, it gets published as std.vXYZ (with the appropriate 
folder structure). That's why using retirement date for XYZ can 
also be more informative than just an ordinal.