Imports
- github.com/golang/gddo/httputil/header
- github.com/gorilla/mux
- github.com/kappapay/backend/lib/golang/src/kappa/errors
- github.com/kappapay/backend/lib/golang/src/kappa/shared
- github.com/prometheus/client_golang/prometheus
- github.com/prometheus/client_golang/prometheus/promauto
- github.com/rs/cors
- github.com/rs/zerolog