chore: release v0.22.9

app.go

@@ -14790,8 +14790,14 @@ func (a *App) AmpOperate(id string, on bool) error {
 }
 
 // AmpPower turns the given amp on/off (SPE and ACOM; the PGXL has no power
-// command on its direct link).
-func (a *App) AmpPower(id string, on bool) error {
+// command on its direct link). Logged here because the UI buttons swallow the
+// returned error — a failed power-on otherwise looks like a dead button.
+func (a *App) AmpPower(id string, on bool) (err error) {
+	defer func() {
+		if err != nil {
+			applog.Printf("amp %s: power %v failed: %v", id, on, err)
+		}
+	}()
 	inst := a.ampInstByID(id)
 	if inst == nil {
 		return fmt.Errorf("amplifier not running — check Settings → Amplifier")