Is there a way to add a language selector in navigation bar?

[OctopusET]

Is it possible to add a language selector to the navigation bar?
The language selector is currently at the bottom, which makes it difficult for some people to see.

May be related: #409

[imfing]

In the next release you will be able to define dropdown menus in the menu bar.

example: https://imfing.github.io/hextra/versions/latest/