How do you create a wholesaler roles?

Name: The name is how it appears on your site.
Slug: The “slug” is the URL-friendly version of the name. It is usually all lowercase and contains only letters, numbers, and hyphens.
Description: The description is not prominent by default; however, some themes may show it.
Disable Coupons: Exclude / Exempt coupons for the Customers of this Role.
Disable Payment Methods: Leave it empty to use the global option. If you disable any payment method from here. The Global option will not be used.
Allow Free Shipping: Free Shipping will not work unless you have enabled & configured free shipping into the “WooCommerce > Settings > Shipping Zones“.
Exclude Tax: Exclude / Exempt Tax for the Customers of this Role