Checking the session

<script type="module">
  const sdk = new window.I6Sdk();
  const user = await sdk.auth().user();
  console.log(user);
</script>

<script type="module">
  async function main() {
    const sdk = new window.I6Sdk();
    const user = await sdk.auth().requireUser();
    if (!user) return;
    // from here on there is an active session
  }
  main();
</script>