Re: [Tails-dev] Tails build system update

bertagaz:
> we strongly advise to have a look at the build documentation
> [2] and adapt your usage.
> [...]
> [2] https://tails.boum.org/contribute/build

I see no recent change made to this page. Perhaps the doc update was
merged only on other branches? If so, please ensure the doc on the
master branch is up-to-date. Thanks!