```ruby
ActionDispatch::Routing::Mapper.send(:include, Routing::ItsfBackendResourceConcern)```

Extend router with Routing::ServiceConcern by default.
user
```ruby
ActionDispatch::Routing::Mapper.send(:include, Routing::ItsfBackendResourceConcern)
ActionDispatch::Routing::Mapper.send(:include, Routing::ServiceConcern)```
assistant