Imports github.com/opentracing/opentracing-go gopkg.in/DataDog/dd-trace-go.v1/ddtrace/opentracer github.com/sirupsen/logrus gopkg.in/DataDog/dd-trace-go.v1/ddtrace/tracer github.com/joho/godotenv github.com/kelseyhightower/envconfig Standard library imports encoding/json errors fmt os time database/sql/driver