Avalon settings now live in /var/www/avalon/config/settings.yml. The default values should be sufficient to start with.
They can be selectively overwritten by creating a settings/<environment>.yml, or by using environment variables. Consult the config gem doc to understand how it works, or Avalon's documentation to customize this file for your installation.
Let Avalon know where your HLS streams are
Change the secrets.yml file: