xby-real-time-news: Real-Time News Aggregation Plugin

`xby-real-time-news` is a DeepSeek Harness plugin designed to remove the need to build crawlers for accessing real-time data. It aggregates trending-list data from 18 major platforms, including Weibo, Baidu, and Zhihu, and provides one-stop real-time news querying. Before use, you must set the API key using `set_xby_apikey`. The plugin reduces the development cost of integrating real-time news and is well suited for developers who need to equip AI agents with real-time news capabilities.