oidc-client/samples/Angular/App/src/assets/silent-callback.html

OpenID Connect (OIDC) & OAuth2 client library

<script src="https://cdnjs.cloudflare.com/ajax/libs/oidc-client/1.5.1/oidc-client.js"></script>
<script>
  var mgr = new Oidc.UserManager();
  mgr.signinSilentCallback().catch(error => {
        console.error(error);
    });
</script>