Config buttons are fields that will show up as buttons in the UI these are useful if you want to make an editor for certain values.
To add a button to the UI you first must annotate a field with the @ConfigButton annotation, the annotation requires 1 thing the text of the button. Optionally you can add a translation key for the button title, this title is used like titles for other config options where it is disabled on the left hand side of the row.