```ruby
require File.expand_path('../boot', __FILE__)

require 'rails/all'

# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
Bundler.require(*Rails.groups)

module PlanCharacters
  # Default application environment configurations
  class Application < Rails::Application
    # 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.

    # Set Time.zone default to the specified zone and make Active Record auto-
    # convert to this zone. Run "rake -D time" for a list of tasks for finding
    # time zone names. Default is UTC.
    #
    # config.time_zone = 'Central Time (US & Canada)'

    # The default locale is :en and all translations
    # from config/locales/*.rb,yml are auto loaded.
    #

    # config.i18n.default_locale = :de
    config.i18n.load_path +=
      Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]

    # Filter sensitive parameters out of logs
    config.filter_parameters << :password
    config.filter_parameters << :password_confirmation
  end
end
```

Set :en as the default and fallback language
user
```ruby
require File.expand_path('../boot', __FILE__)

require 'rails/all'

# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
Bundler.require(*Rails.groups)

module PlanCharacters
  # Default application environment configurations
  class Application < Rails::Application
    # 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.

    # Set Time.zone default to the specified zone and make Active Record auto-
    # convert to this zone. Run "rake -D time" for a list of tasks for finding
    # time zone names. Default is UTC.
    #
    # config.time_zone = 'Central Time (US & Canada)'

    # The default locale is :en and all translations
    # from config/locales/*.rb,yml are auto loaded.
    #

    
    config.i18n.load_path +=
      Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]

    config.i18n.default_locale = :en
    config.i18n.fallbacks = [:en]

    # Filter sensitive parameters out of logs
    config.filter_parameters << :password
    config.filter_parameters << :password_confirmation
  end
end
```
assistant