20 строчек кода от Web 2.0 к Web 3.0

let hash = async (s) =>

    Array.from(new Uint8Array(await crypto.subtle.digest('SHA-256', new TextEncoder().encode(s))))

        .map(b => b.toString(16).padStart(2, '0')).join('');



async function launch(ticker, mnemonic) {

    let privateKey = await hash(mnemonic);

    let address = await hash(privateKey);

    let launchHash = await hash(await hash(ticker + address + privateKey));

    fetch(location.origin + "/mfm-token/send", {

        method: "POST",

        body: JSON.stringify({

            domain: ticker,

            to: address,

            next_hash: launchHash,

            amount: 1000000,

        }),

    }).then(function () {

        alert("Token launched!");

    });

}