npm i
npm start
curl http://localhost:8989/ping # { "ok": true }
curl http://localhost:8989/v1/users # [{"name":"foo"},{"name":"bar"}]
curl http://localhost:8989/v1/users/2 # {"error":"something wrong v1-users: User inactive"}
curl http://localhost:8989/v1/users/3 # {"error":"User not found"}