Imports github.com/go-kit/kit/log github.com/go-kit/kit/tracing/zipkin github.com/go-kit/kit/transport github.com/go-kit/kit/transport/http github.com/gorilla/mux github.com/openzipkin/zipkin-go github.com/prometheus/client_golang/prometheus/promhttp Standard library imports context encoding/json errors net/http seckill/sk-app/endpoint seckill/sk-app/model