registerInterceptor method
Registers a middleware for a given route in HTTP endpoint.
route
a command route. Base route will be added to this routeaction
an action function that is called when middleware is invoked.
Implementation
void registerInterceptor(String route, Function(Request req) action) {
if (endpoint == null) return;
route = _appendBaseRoute(route);
endpoint!.registerInterceptor(route, action);
}