This section will help new contributors to get an overview of the accessbility and performance guidelines laid out to ensure maintainability of the codebase. Please have a look at this guide before opening pull requests to ensure that your changes promote accessibility and performance. Performance This section covers new changes and practices introduced in the codebase to support performance. Linking script or stylesheets On linking scripts or stylesheets to html pages, make sure that you use the rails helper function javascript_include_tag and stylesheet_include_tag.