Imports github.com/google/uuid go.opentelemetry.io/otel go.opentelemetry.io/otel/trace go.opentelemetry.io/otel/metric go.opentelemetry.io/otel/attribute github.com/jackc/pgx/v5 github.com/jackc/pgx/v5/pgconn github.com/jackc/pgx/v5/pgxpool Standard library imports context encoding/json errors fmt net/url strings sync sync/atomic time