Initialize hooks and URI routes to resources.

def _init_routes_and_middlewares(self):
        """Initialize hooks and URI routes to resources."""
        self._init_middlewares()
        self._init_endpoints()

        self.app = falcon.API(middleware=self.middleware)
        self.app.add_error_handler(Exception, self._error_handler)

        for version_path, endpoints in self.catalog:
            for route, resource in endpoints:
                self.app.add_route(version_path + route, resource)