I need a Book Cover Fixed for KDP Upload

I require a book cover revised for KDP upload: adjust design and technical specs per Amazon Publishing feedback. Deliver a fully polished, print-ready cover (front, spine, back) that conforms to KDP dimensions, bleed, spine calculation, color profile and resolution. Correct typography, alignment, image quality and export settings. Provide final PDF/X-1a or high-resolution PDF and source file. Prompt, accurate revisions and adherence to Amazon guidelines are essential. I need this completed today Quickly. NO UPSELLING!!!!!