Misunderstandings with WP files. Please Help!

Hello! Can you please help with the question: what set of files do you need to upload WP Theme on envato for sale? Do you need a theme with a website builder, or can you just upload ready-made websites based on Elementor, etc.?

Thanks in advance!

WordPress Theme Requirements:

#Submitting WordPress Themes - An Envato Video Guide

Thank you very mach! ~)