```ruby
# Be sure to restart your server when you modify this file.


if Rails.env.production?
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_session', domain: '.quill.org'
elsif Rails.env.staging?
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_staging_session', domain: 'staging.quill.org'
else
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_session'
end
```

Allow all domains for cookies in development env
user
```ruby
# Be sure to restart your server when you modify this file.


if Rails.env.production?
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_session', domain: '.quill.org'
elsif Rails.env.staging?
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_staging_session', domain: 'staging.quill.org'
else
  EmpiricalGrammar::Application.config.session_store :cookie_store, key: '_quill_development_session', domain: :all
end
```
assistant