def register_endpoints(app):
    """Register endpoints defined in openapi.yml

    Additionally register any flask endpoints / blueprints

    Parameters
    ----------
    app : Connexion
        A Connexion application instance.
    """
    app.add_api('openapi.yml', strict_validation=True)

    # Add health check
    @app.app.route('/health/pricing')
    def health_check():
        """Pingable endpoint used to determine whether the service is running
        """
        return '', 200