signups.js

import { createClient } from '@supabase/supabase-js';

const SUPABASE_URL = YOUR_SUPABASE_URL;
const SUPABASE_PUBLIC = YOUR_SUPABASE_ANON_KEY;

const supabase = createClient(SUPABASE_URL, SUPABASE_PUBLIC);

const doSignUps = async () => {
  const signUps = [
    supabase.auth.signUp({ email: 'owner@email.com', password: '123456' }),
    supabase.auth.signUp({ email: 'editor@email.com', password: '123456' }),
    supabase.auth.signUp({ email: 'viewer@email.com', password: '123456' }),
  ];

  await Promise.all(signUps);
};

doSignUps();