refresh with events

refresh.js

const setEventHandlers = () => {
  if (!contract || !currentAccount) {
    return;
  }
  console.log('add event contract handlers');
  try {
    contract.on('DomainMinted', async () => {
      console.log('event: domain minted');
      await fetchMints();
    });

    contract.on('MetadataUpdated', async () => {
      console.log('event: metadata updated');
      await fetchMints();
    });
  } catch (error) {
    console.log(error);
  }
};

useEffect(() => {
  if (network === 'Polygon Mumbai Testnet') {
    fetchMints();
    setEventHandlers();
  }
}, [!!contract, currentAccount]);