How to use the puregram.InlineKeyboardBuilder function in puregram

telegram.updates.hear('/inlinebuilder', (context) => {
  return context.send('There\'s your keyboard!', {
    reply_markup: new InlineKeyboardBuilder()
      .textButton({ text: 'Inline button!' })
      .row()
      .textButton({ text: 'And there\'s more!' })
      .textButton({
        text: 'Payload button',
        payload: { payload: true },
      })
      .row()
      .textButton({ text: 'This' })
      .textButton({ text: 'is' })
      .textButton({ text: 'epic!' }),
  });
});