This matches the prior behavior before 2a6ff3c24f.
This also updates the Swagger documentation for the current version to note that the field might be the empty string and what that means.
Signed-off-by: Tianon Gravi <admwiggin@gmail.com>
Copy the swagger / OpenAPI file to the documentation. This is the API
version used by the upcoming v25.0.0 release.
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
