So that Wayfinder can be freely used by anyone whether or not they use OpenAthens, it has been designed to reference the metadata of federations that you are in where your entity has a relevant
Your entity will need to be published in at least one federation and include a discovery response binding. See: Enabling OpenAthens Wayfinder
You will also need to select the relevant federation(s) in the identity provider section of your connection. If you have added any additional identity providers they will be included.
The OpenAthens federation will not be enabled until your application is published
There are various reasons why an IdP entity would be hidden from Wayfinder using the hide-from-discovery entity category: