```ruby
RacingOnRails::Application.configure do
  config.action_controller.perform_caching         = false
  config.action_mailer.raise_delivery_errors       = false
  config.active_record.migration_error             = :page_load
  config.active_support.deprecation                = :log
  config.assets.css_compressor                     = false
  config.assets.debug                              = true
  config.assets.js_compressor                      = false
  config.assets.raise_runtime_errors               = true
  config.cache_classes                             = false
  config.consider_all_requests_local               = true
  config.eager_load                                = false
  config.middleware.use                              Rack::LiveReload
  config.action_view.raise_on_missing_translations = true
end
```

Raise exception in dev if there are unpermitted attributes
user
```ruby
RacingOnRails::Application.configure do
  config.action_controller.action_on_unpermitted_parameters = :raise
  config.action_controller.perform_caching                  = false
  config.action_mailer.raise_delivery_errors                = false
  config.active_record.migration_error                      = :page_load
  config.active_support.deprecation                         = :log
  config.assets.css_compressor                              = false
  config.assets.debug                                       = true
  config.assets.js_compressor                               = false
  config.assets.raise_runtime_errors                        = true
  config.cache_classes                                      = false
  config.consider_all_requests_local                        = true
  config.eager_load                                         = false
  config.middleware.use                                       Rack::LiveReload
  config.action_view.raise_on_missing_translations          = true
end
```
assistant