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

livestatus.go

@@ -6,9 +6,21 @@ import (
 	"strings"
 	"time"
 
+	wruntime "github.com/wailsapp/wails/v2/pkg/runtime"
+
 	"hamlog/internal/applog"
 )
 
+// emitLiveStatusChanged nudges the frontend to re-read GetLiveStations right when
+// the shared table actually changes (a row appeared or was removed) — so the
+// "stations on air" widget updates the instant a QSO is published, matching the
+// bottom ON-AIR badge instead of waiting for its poll.
+func (a *App) emitLiveStatusChanged() {
+	if a.ctx != nil {
+		wruntime.EventsEmit(a.ctx, "livestatus:updated", nil)
+	}
+}
+
 // Live operator status — for multi-operator events on a SHARED MySQL logbook
 // (e.g. a special-event call like TM74FR with several ops on different bands).
 // Each OpsLog instance heartbeats its current activity (operator call + station
@@ -231,6 +243,7 @@ func (a *App) publishLiveStatus() {
 		if _, err := a.logDb.ExecContext(a.ctx, "DELETE FROM live_status WHERE operator=?", op); err != nil {
 			applog.Printf("livestatus: offline DELETE failed: %v", err)
 		}
+		a.emitLiveStatusChanged()
 		return
 	}
 	lastQSOArg := lastQSO.UTC()
@@ -246,6 +259,7 @@ func (a *App) publishLiveStatus() {
 		return
 	}
 	applog.Printf("livestatus: published op=%s station=%s %dHz %s %s ON AIR", op, station, freqHz, band, mode)
+	a.emitLiveStatusChanged()
 }
 
 // LiveStation is one operator's live status for the multi-op "who's on air" widget.