보안 점검 및 대시보드 문구 수정

app/api/kis/domestic/orderbook/route.ts

@@ -4,6 +4,7 @@ import {
   KisDomesticOrderBookOutput,
 } from "@/lib/kis/domestic";
 import { DashboardStockOrderBookResponse } from "@/features/trade/types/trade.types";
+import { hasKisApiSession } from "@/app/api/kis/_session";
 import {
   KisCredentialInput,
   hasKisConfig,
@@ -20,6 +21,11 @@ import {
  */
 
 export async function GET(request: NextRequest) {
+  const hasSession = await hasKisApiSession();
+  if (!hasSession) {
+    return NextResponse.json({ error: "로그인이 필요합니다." }, { status: 401 });
+  }
+
   const { searchParams } = new URL(request.url);
   const symbol = (searchParams.get("symbol") ?? "").trim();