Edit my Book Covers for Amazon KDP. I need the Hardcover and Paperback design edited to include the new ISBN/Barcode and to fit properly on KDP

You must be an experienced Amazon KDP book cover designer. Edit my Book Covers for Amazon KDP. I need the Hardcover and Paperback design edited to include the new ISBN/Barcode and to fit properly on Amazon KDP... (Budget: $35 - $50 USD, Jobs: Adobe Illustrator, Adobe InDesign, Adobe Photoshop, Book Cover Design, Graphic Design, Label Design, Photoshop, Print Design)