code: def __add_endpoints(self):
          
          for mapping in endpoint_mappings:
              if all(map(self.config.get, mapping.keys)):
                  self.__add_single_endpoint(
                      mapping.cls, mapping.endpoint, mapping.is_protected
                  )
  
          self.bp.exception(exceptions.SanicJWTException)(
              self.responses.exception_response
          )
  
          if not self.instance_is_blueprint:
              url_prefix = self._get_url_prefix()
              self.instance.blueprint(self.bp, url_prefix=url_prefix)
docs: Initialize the Sanic JWT Blueprint and add to the instance initialized