KDP book cover for The Commitment Blueprint SELF HELP BOOK

This is what a business in United States was looking for in their graphic design

I need a book cover for my book The Commitment Blueprint. It needs to catch your attention and even though I dont see how you can use faces in a blueprint image, I do like how they catch your eye. so maybe 2 images of people they can be unisex images in a blueprint format with my title and subtitle and my name and the spine and the back all ready to make a KDP book cover. I see it as a blue theme with white blueprint imagery and also a commitment theme. Here are the details from KDP: File Format and Structure

Format: Single PDF file (preferred for print). KDP converts other formats (e.g., DOCX) but PDF ensures accuracy.
Structure: One continuous image including:
Back cover (with space for barcode if not provided by KDP).
Spine (text/logo if =79 pages; otherwise, leave blank).
Front cover.

No Separate Files: Everything must be in one flattened PDF—no layers or editable elements.
Barcode: Leave a white 2x1.2-inch (5x3 cm) space on the back cover … Read more