npm init

Change-Id: I4ad53f10987947124a86bb1bd2bc3d143a061e80
Add Express server

Change-Id: I825b726d7cab1f89057162c3a49796353506f762
Add placeholder endpoint

Change-Id: Id4fd805a1c25d9c91bcdc6477a6c1acd8cc24659
Add 404

Change-Id: Iba4249c3ad672c1ccc728bd42f11f36ed59e9ba9
Add answers

Change-Id: I75b03c6c393a33b83b6d00a8118e3079ebde367e
Respond with random answer

Change-Id: Id4ac38f67c7f0463b7709424fab71008dfa4b842