[server] do server-side (request `order` param)

[github-actions]

https://github.com/pushme-tgxn/PushMeApp/blob/9fd1529d7c9bcd09320d9fcb9b24ace8d642697f/screens/TopicScreen.js#L72

        onRefresh();
    };

    // reverse topic list
    // TODO(server) do server-side (request `order` param)
    let topicList = [].concat(state.topicList);
    topicList.reverse();