לא ניתן להוסיף פרמטרים נוספים לנקודת הקצה authorize

And how are you supposed to do this? The plugin only takes the discovery document:

plugins:
  openid_connect_enabled:
    default: false
  openid_connect_discovery_document:
    default: ""
  openid_connect_client_id:
    default: ""
  openid_connect_client_secret:
    default: ""
  openid_connect_rp_initiated_logout:
    default: false
  openid_connect_rp_initiated_logout_redirect:
    default: ""
  openid_connect_allow_association_change:
    default: false
  openid_connect_overrides_email:
    default: false
  openid_connect_authorize_scope:
    default: "openid"
  openid_connect_verbose_logging:
    default: false
  openid_connect_token_scope:
    default: ""
  openid_connect_error_redirects:
    default: ""
    type: list
    list_type: secret
  openid_connect_authorize_parameters:
    default: ""
    type: list
    list_type: compact
  openid_connect_claims:
    default: ""
    textarea: true
  openid_connect_match_by_email:
    default: true