Fix project urls in index

Signed-off-by: Crola1702 <[email protected]>

Author: Crola1702

layouts/index.erb

@@ -11,7 +11,7 @@
       <% @items.find_all('/projects/*.md').each do |project| %>
         <div class="col-xs-12 col-sm-6 col-md-4">
           <div class="card">
-            <a href="<%= project.identifier.without_ext %>">
+            <a href="<%= @config[:base_url] %><%= project.identifier.without_ext %>">
               <img src="<%= @config[:base_url] %>/images/<%= project[:logo] %>" alt="<%= project[:title] %> logo" class="card-img-top logo">
               <div class="card-body">
                 <h5 class="card-title"><%= project[:title] %></h5>