export default {
stage: 'Services', // 5 stages: Config, Initial, Services, Plugins, Final
groupable: true, // optinonal, true or false, whether it can be grouped by serviceGroup, usually means multiple instances of this services are allowed
packages: [], // required packages to be installed bofore starting the server
depends: [], // other features as dependencies
load_: async function (app, options, name) {} // feature loader, usually register the service instance under the given name (when grouped will be suffixed with instance id)
};