The hex retire command should help us realize that we should retire npm.

Ecto 3.0 is just around the corner and as you may already know it reached stable API. To make sure everything works properly I thought I'll try updating one of the first projects that ever used Ecto: Hex.pm.

The whole upgrade was done in a single pull request…

Learn how to build custom Hex repositories using <code>mix hex.registry build</code> that ships with Hex since version 0.21