Imports github.com/opentracing/opentracing-go github.com/gin-gonic/gin github.com/opentracing/opentracing-go/ext github.com/uber/jaeger-client-go github.com/uber/jaeger-client-go/config github.com/uber/jaeger-lib/metrics/prometheus github.com/sirupsen/logrus Standard library imports fmt io net/http runtime