What should I add to my pom.xml to use the ActionBarAPI?

[Webbeh]

https://github.com/Webbeh/ActionBarAPI/packages/79686

You need to authenticate to Github packages first, as follows : https://help.github.com/en/github/managing-packages-with-github-packages/configuring-apache-maven-for-use-with-github-packages
(Just the "Authenticating to Github packages" part).