Hi there, I am a NFT and Smart Contract specialist with hands-on experience
I read your requirement carefully and It seems you wanna use merkle tree for verifying the whitelist on NFT Smart contract and Mint Web project
NFT development is my key forte and I am very familiar with keccak256 and merkle tree library on solidity and react
In my experience, I can complete that task around 6 hours
So I am sure that I will be very helpful for your success in crypto world.
Please kindly send me message here for discussion.
Kind Regards.