First, run the development server:
npm install
And input the contract address and ABI of the NFT mint contract to "pages/ABI/coolnft.json file"
Next, run start.
npm run dev
Open http://localhost:3000 with the browser to see the result.
First, connect the rinkeby network of the wallet.
Enter the number of NFT to mint.
First, the usres of whitelist can mint NFTs before the public sale
If the whitelist time is overdone, the whitelist addresses have to mint on public price.
When the time is public sale, all users can mint NFT, including whitelist addresses.
Click the opensea view button after NFT is minted.
You can see the NFTs that you minted