OptionalformatBody for a 400 reply to an invalid request. Default
{ error: 'Request validation failed', issues }.
OptionalloggerWhere response mismatches are logged. Default: Fastify's logger, which
logs nothing when the app was created with logger: false.
OptionalresponseWhat a response that doesn't match its schema does: 'strict'
(default) logs at error and replies 500; 'log' logs at warn and
sends the handler's body unchanged.
Options for
registerCatalogRoutes.