Heroku https://devcenter.heroku.com/articles/git ref: https://devcenter.heroku.com/articles/deploying-spring-boot-apps-to-heroku
Github https://github.com/swanky/spring-boot-heroku
User Management https://spring.io/guides/gs/securing-web/ Spring Boot Security Application
Facebook http://spring.io/guides/gs/register-facebook-app/
Amazon S3 upload images
智富寶
http://g00glen00b.be/securing-your-rest-api-with-spring-security/