Context:
According to OIDP Discovery documentation, the discovery endpoint must also return id_token_signing_alg_values_supported field.
When using for example client library for OIDP authentication (AppAuth) configured so that it use the discovery document, the client library refuses to read the discovery document because current implementation does not follow the OIDP Discovery specification. This PR fixes that.
Context: According to OIDP Discovery documentation, the discovery endpoint must also return
id_token_signing_alg_values_supportedfield.When using for example client library for OIDP authentication (AppAuth) configured so that it use the discovery document, the client library refuses to read the discovery document because current implementation does not follow the OIDP Discovery specification. This PR fixes that.