Expand Book Jacket Artwork Seamlessly

Extend book jacket artwork to wider format (image extension / generative expand) Hi, I’m an author preparing my novel for print as a hardcover with a dust jacket. I have a finished jacket design that I am going to use, but the artwork is too narrow to fit the printer’s template... (Budget: $30 - $250 USD, Jobs: Adobe Illustrator, Digital Art, Generative Design, Graphic Design, Illustrator, Image Processing)