Imports github.com/opentracing/opentracing-go github.com/opentracing/opentracing-go/log github.com/uber/jaeger-client-go github.com/uber/jaeger-client-go/config github.com/uber/jaeger-client-go/log github.com/uber/jaeger-client-go/zipkin gorm.io/gorm Standard library imports context encoding/json log net/http os