app/views/layouts/application.html.erb
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=Edge,chrome=1">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title><%= ENV['SITE_TITLE'] %></title>
<%= csrf_meta_tags %>
<link href="https://fonts.googleapis.com/css?family=Source+Sans+Pro:400,400i,600" rel="stylesheet">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.14.0/css/all.min.css" integrity="sha512-1PKOgIY59xJ8Co8+NE6FZ+LOAZKjy+KY8iq0G4B3CyeY6wYHN3yt9PW0XpSriVlkMXe40PTKnXrLnZ9+fkDaog==" crossorigin="anonymous" />
<link href="<%= ENV['CDN_URL'] %>/stylesheets/doi.css" rel='stylesheet' type='text/css'>
<script src="//code.jquery.com/jquery-2.1.4.min.js"></script>
<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.3.6/js/bootstrap.min.js"></script>
<script src="//cdn.statuspage.io/se-v2.js"></script>
<script src="https://assets.datacite.org/javascripts/default.js"></script>
</head>
<body>
<%= render partial: "layouts/#{ENV['MODE']}/header" -%>
<%= yield -%>
<div id="consent"></div>
<script src="<%= ENV['CDN_URL'] %>/javascripts/consent.js"></script>
<% if ENV['GABBA_COOKIE'].present? %>
<div id="ga" data-ga="<%= ENV['GABBA_COOKIE'] %>"></div>
<script src="<%= ENV['CDN_URL'] %>/javascripts/ga.js"></script>
<% end %>
<%= render partial: "layouts/#{ENV['MODE']}/footer" -%>
</body>
</html>