具有多个服务器的远程站点中的开发和版本控制工作流程

I have a website in AWS which consists of four severs: web (front-end), files, database and apps (back-end). This structure is duplicated for production and testing/development. Additionally, I have a local copy of web and apps. I have been working alone developing on the local files and testing changes on the testing servers. I used Bazaar as version control locally.I have a website in AWS which consists of four