Webpage about adding a new package point to wrong link
Reading the wiki about adding a new package [1], it points one to a link [2] which gives you a 404.
[1]
https://wiki.alpinelinux.org/wiki/Alpine\_Linux:FAQ\#Can\_you\_build\_an\_apk\_package\_for\_….3F
[2] http://redmine.alpinelinux.org/projects/alpine/issues/new
(from redmine: issue id 6894, created on 2017-02-20, closed on 2017-04-07)