Conf for Passenger

app.conf

<VirtualHost *:80>
  ServerName app
  ServerAlias app.dev app.local
  DocumentRoot /opt/app/public

  PassengerRuby /home/user/ruby-wrapper.sh
  PassengerMinInstances 1
  PassengerMaxPoolSize 3
  PassengerUser user
  RailsBaseURI /
  RailsEnv development

  <Directory /opt/app/public>
    Options FollowSymLinks
    AllowOverride None
    Order allow,deny
    Allow from all
  </Directory>

  LogLevel info
  ErrorLog /var/log/apache2/app-error.log
  CustomLog /var/log/apache2/app-access.log combined
</VirtualHost>