text: const keystone = require('keystone');
  const Types = keystone.Field.Types;
  
  var Subscriber = new keystone.List('Subscriber', {
  	track: true,
  	autokey: { path: 'key', from: 'email', unique: true },
  });
  
  Subscriber.add({
  	name: { type: String },
  	email: { type: Types.Email, initial: true, index: true },
  });
  
  Subscriber.defaultColumns = 'email';
  Subscriber.register();
  