Depends on the products you would…

Depends on the products you would like to sell?
For products that require shipping you might have a look at:
https://drupalcommerce.org/
Fiat payment is out of the box and for Bitcoin payment option check out:
https://www.drupal.org/project/commerce_btcpay

For some digital products, you might want to use #Nostr directly, based on value4value and #Bitcoin nothing can stop you ⚡

I am interested in knowing your final solution 😉