!!!
%html
  %head
    %title App
    = csrf_meta_tags
    = stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload'
    = javascript_include_tag 'application', 'data-turbolinks-track': 'reload'
  %body
    %p.notice= notice
    %p.alert= alert
    = yield

!!!
%html
  %head
    %title App
    = csrf_meta_tags
    = stylesheet_link_tag    'application', media: 'all', 'data-turbolinks-track': 'reload'
    = javascript_include_tag 'application', 'data-turbolinks-track': 'reload'
  %body
    %p.notice= notice
    %p.alert= alert
    - if user_signed_in?
      = link_to('Logout', destroy_user_session_path, method: :delete)
    = yield

Add logout button if user is signed in
Add logout button if user is signed in
