v1.13.34 Release main (merge dev -> main), versionCode 11334. - feat(ws): annuncia capability telemetry_batch nell'identify (HD-66) - feat(telemetry): cablare invio batch snapshots[] al WS (HD-64) - perf(battery): poll loop pacing + coalescing emit, timer 2s -> 5s (BLE/CPU a riposo) - chore: rimozione dead code / over-engineering (ponytail-audit, HD-65)