アイヌ語追加 (#428) (#433)

Reviewed-on: #433
Co-authored-by: miteruzo <miteruzo@naver.com>

backend/config/application.rb

@@ -31,5 +31,14 @@ module Backend
     # Middleware like session, flash, cookies can be added back manually.
     # Skip views, helpers and assets when generating a new resource.
     config.api_only = true
+    config.middleware.use ActionDispatch::Cookies
+    config.session_store :cookie_store,
+                         key: Rails.env.production? ? '__Host-btrc-session' : 'btrc-session',
+                         path: '/',
+                         secure: Rails.env.production?,
+                         httponly: true,
+                         same_site: :lax,
+                         expire_after: 20.years
+    config.middleware.use ActionDispatch::Session::CookieStore, config.session_options
   end
 end