适配来源消息只读任务展示

client/src/utils/reservationDisplay.ts

@@ -22,6 +22,10 @@ export function formatReservationTaskTypeSummary(
   return `${typeLabel} / ${translateStableCode(t, 'taskSubtype', taskSubtype, 'common.unknownTaskSubtype')}`
 }
 
+export function isReservationSourceMessageOnlyTask(...codes: Array<string | null | undefined>): boolean {
+  return codes.some((code) => normalizeStableCode(code) === 'SOURCE_MESSAGE_ONLY')
+}
+
 export function formatReservationReadonlyReason(
   t: ReservationTranslator,
   reasonCode: string | null | undefined,