egg-socket-io的demo案例

# init ## QuickStart <!-- add docs here for user --> see [egg docs][egg] for more detail. ### Development ```bash $ npm i $ npm run dev $ open http://localhost:7001/ ``` ### Deploy ```bash $ npm start $ npm stop ``` ### npm scripts - Use `npm run lint` to check code style. - Use `npm test` to run unit test. - Use `npm run autod` to auto detect dependencies upgrade, see [autod](https://www.npmjs.com/package/autod) for more detail. [egg]: https://eggjs.org