def METHOD_NAME(self):
    """
    Migrate local container settings to the controller.
    """
    if self._settings.get("containers"):
        templates = []
        for container in self._settings.get("containers"):
            container_settings = DOCKER_CONTAINER_SETTINGS.copy()
            container_settings.update(container)
            templates.append(Template(container_settings))
        TemplateManager.instance().updateList(templates)
        self._settings["containers"] = []
        self._saveSettings()