mastodon/app/views/home/index.html.haml

- content_for :header_tags do
  :javascript
    window.STREAMING_API_BASE_URL = '#{Rails.configuration.x.streaming_api_base_url}';
    window.INITIAL_STATE = #{json_escape(render(file: 'home/initial_state', formats: :json))}

  = javascript_include_tag 'application'

= react_component 'Mastodon', default_props, class: 'app-holder', prerender: false