```ruby
require_relative 'boot'

require "active_record/railtie"
require "action_controller/railtie"
require "action_mailer/railtie"
require "action_view/railtie"
require "sprockets/railtie"

Bundler.require(*Rails.groups)
require "alchemy-solidus"

module Dummy
  class Application < Rails::Application
    # Load application's model / class decorators
    initializer 'spree.decorators' do |app|
      config.to_prepare do
        Dir.glob(Rails.root.join('app/**/*_decorator*.rb')) do |path|
          require_dependency(path)
        end
      end
    end
    # Initialize configuration defaults for originally generated Rails version.
    config.load_defaults 5.2

    # Settings in config/environments/* take precedence over those specified here.
    # Application configuration should go into files in config/initializers
    # -- all .rb files in that directory are automatically loaded.
  end
end
```

Remove spree decorators initializer from dummy app
user
```ruby
require_relative 'boot'

require "active_record/railtie"
require "action_controller/railtie"
require "action_mailer/railtie"
require "action_view/railtie"
require "sprockets/railtie"

Bundler.require(*Rails.groups)
require "alchemy-solidus"

module Dummy
  class Application < Rails::Application
    # Initialize configuration defaults for originally generated Rails version.
    config.load_defaults 5.2

    # Settings in config/environments/* take precedence over those specified here.
    # Application configuration should go into files in config/initializers
    # -- all .rb files in that directory are automatically loaded.
  end
end
```
assistant