class Sha256Hash {
    static async encode(input) {
        const encoder = new TextEncoder();
        const data = encoder.encode(input);
        const hashBuffer = await crypto.subtle.digest('SHA-256', data);
        const hashArray = Array.from(new Uint8Array(hashBuffer));
        return hashArray.map(b => b.toString(16).padStart(2, '0')).join('');
    }
}

const input = "1234567";
Sha256Hash.encode(input).then(encoded => {
    console.log("Encoded:", encoded);
});