```ruby
# # tell the I18n library where to find your translations
I18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]
I18n.default_locale = :de
I18n::Backend::Simple.send(:include, I18n::Backend::Cache)
I18n.cache_store = ActiveSupport::Cache.lookup_store(:mem_cache_store)```

Use memory store fir I18n caching.
user
```ruby
# # tell the I18n library where to find your translations
I18n.load_path += Dir[Rails.root.join('config', 'locales', '**', '*.{rb,yml}')]
I18n.default_locale = :de
I18n::Backend::Simple.send(:include, I18n::Backend::Cache)
I18n.cache_store = ActiveSupport::Cache.lookup_store(:memory_store)```
assistant