ref: https://redhat-internal.slack.com/archives/C0332MXGHPF/p1678818511974059

In the new UI we don't have a way to redirect user to create a quay username if they login with SSO. Please refer to the screen recording in the old UI to get an idea of this flow. In the recording we login with a user who has an account in SSO but doesn't have account in Quay. The user will be prompted to create a Quay username