주가 표시형식 수정

frontend/src/utils/tradeSignalDisplay.ts

@@ -1,6 +1,7 @@
 /**
  * 매매 시그널 알림 표시용 포맷·라벨
  */
+import { formatUpbitKrwPrice } from './safeFormat';
 import { formatUnixWithChartPattern, splitChartTimePattern } from './chartTimeFormat';
 import { getKoreanName } from './marketNameCache';
 import { getTradeAlertTimeFormat } from './tradeAlertTimeFormat';
@@ -27,7 +28,7 @@ export function parseMarket(market: string) {
 
 export function formatSignalPrice(price: number): string {
   if (!Number.isFinite(price) || price <= 0) return '—';
-  return `₩${price.toLocaleString('ko-KR', { maximumFractionDigits: 0 })}`;
+  return `₩${formatUpbitKrwPrice(price, '—')}`;
 }
 
 export function formatSignalTime(unixSec: number, withDate = true): string {