Imports github.com/google/uuid go.opentelemetry.io/otel/codes go.opentelemetry.io/otel/sdk/resource go.opentelemetry.io/otel/sdk/trace go.opentelemetry.io/otel/trace go.opentelemetry.io/otel/attribute Standard library imports bytes compress/gzip context encoding encoding/base64 encoding/json errors flag fmt io log math math/rand net net/http net/url os os/exec os/signal path path/filepath reflect regexp runtime sort strconv strings sync sync/atomic syscall time unicode unicode/utf8 embed slices maps math/rand/v2