fix: 'stations on air' widget updates instantly after a QSO (UDP/FT8 path now emits qso:logged; publishLiveStatus emits livestatus:updated so the widget re-reads exactly when the shared row changes) — was lagging ~15-45s behind the ON-AIR badge

app.go

@@ -9636,6 +9636,13 @@ func (a *App) LogUDPLoggedADIF(adifText string) (int64, error) {
 	q.ID = id
 	a.noteLiveQSO() // multi-op: flip this operator back "online"
 	a.materializeAwardRefs(q)
+	// Announce the log so UI widgets refresh AT ONCE (the Recent-QSOs grid, the
+	// ON-AIR badge and the "stations on air" widget). The manual log path always
+	// did this; the UDP/FT8 path did not, so a station running MSHV saw the top
+	// "on air" list lag ~15-45s behind the instant bottom badge.
+	if a.ctx != nil {
+		wruntime.EventsEmit(a.ctx, "qso:logged", id)
+	}
 	a.saveQSORecording(&q)
 	if a.extsvc != nil {
 		a.extsvc.OnQSOLogged(id)