fruiz

Merge pull request #16 from Ionaru/telemetry

fix(telemetry): keep onRegistered non-async (no await; satisfies require-await lint)

feat(telemetry): wire OTLP export to SigNoz; note guess endpoint + auth-failure scope

refactor(telemetry): drop per-request logger; Fresh request spans supersede it

feat(telemetry): guess endpoint + island fire-and-forget guess signal