added test that the endpoint handlers are in the correct file
added test that the endpoint handlers are in the correct file

neelsomani/brainspell-neo,OpenNeuroLab/brainspell-neo,neelsomani/brainspell-neo,neelsomani/brainspell-neo,OpenNeuroLab/brainspell-neo,OpenNeuroLab/brainspell-neo,OpenNeuroLab/brainspell-neo