[Spring](https://spring.io/guides [Spring Web](https://spring.io/guides/gs/serving-web-content/ [es](https://elasticsearch.cn/explore [Github deploy key](https://developer.github.com/v3/guides/managing-deploy-keys/#deploy-keys [Bootstrap](https://v3.bootcss.com/getting-started/ [Github OAuth]https://developer.github.com/apps/building-oauth-apps/creating-an-oauth-app/
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