该项目为图书共享平台,功能包括图书发布,图书搜索,图书借阅,图书归还并评分
首先需要有ruby解析器和搭建rails环境，然后进入项目目录下，输入：rails s或者rails server(后面可以指定监听端口）项目代码目录：app存放项目源代码 –assets程序的相关资源 –controllers MVC架构的控制器 –models MVC架构的模型 –views MVC架构的视图 –helps 控制器帮助方法
其他目录为一些项目配置，数据库相关配置目录
This README would normally document whatever steps are necessary to get the application up and running.
Things you may want to cover:
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Ruby version
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System dependencies
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Configuration
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Database creation
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Database initialization
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How to run the test suite
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Services (job queues, cache servers, search engines, etc.)
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Deployment instructions
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…
Please feel free to use a different markup language if you do not plan to run rake doc:app.