I use a standard wrapper for all the covers (and other images with text) of Verne's e-books that I upload to MRB. Look at:
https://www.mobileread.com/forums/sea...rchid=10365787
Specifically this cover has text above and below the image. Look at:
https://www.mobileread.com/forums/sho...d.php?t=268249
Playing with the parameters, you can make the image with text that you want.
The wrapper works perfectly in ADE