Add tests for `/locale` route
Add tests for `/locale` route

Turbo87/skylines,skylines-project/skylines,Turbo87/skylines,Turbo87/skylines,skylines-project/skylines,Harry-R/skylines,Harry-R/skylines,RBE-Avionik/skylines,Harry-R/skylines,Turbo87/skylines,skylines-project/skylines,Harry-R/skylines,RBE-Avionik/skylines,skylines-project/skylines,RBE-Avionik/skylines,RBE-Avionik/skylines