Imports github.com/prometheus/client_golang/prometheus go.opentelemetry.io/otel go.opentelemetry.io/otel/attribute go.opentelemetry.io/otel/metric/unit go.opentelemetry.io/otel/sdk/metric go.opentelemetry.io/otel/sdk/metric/metricdata go.opentelemetry.io/otel/sdk/resource Standard library imports context fmt sort strings sync unicode unicode/utf8