Additional signature

[niking00]

After:
web.clickable('//button[@type="submit"]')

A confirmation window appears, not provided for in the code:

What needs to be done to avoid this or how to take it into account?
(After clicking the button, you need to sign a metamask contract)

[maximedrn]

Hi! I've uploaded a new version. You can know sign the MetaMask contract for listing your NFT :)
You just have to deposit first ETH or MATIC on your wallet then the sale will work 100%.