보안 점검 및 대시보드 문구 수정

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

@@ -2,6 +2,7 @@ import { NextResponse } from "next/server";
 import type { DashboardBalanceResponse } from "@/features/dashboard/types/dashboard.types";
 import { hasKisConfig, normalizeTradingEnv } from "@/lib/kis/config";
 import { getDomesticDashboardBalance } from "@/lib/kis/dashboard";
+import { hasKisApiSession } from "@/app/api/kis/_session";
 import {
   readKisAccountParts,
   readKisCredentialsFromHeaders,
@@ -18,6 +19,11 @@ import {
  * @see features/dashboard/hooks/use-dashboard-data.ts 대시보드 초기 로드/새로고침에서 호출합니다.
  */
 export async function GET(request: Request) {
+  const hasSession = await hasKisApiSession();
+  if (!hasSession) {
+    return NextResponse.json({ error: "로그인이 필요합니다." }, { status: 401 });
+  }
+
   const credentials = readKisCredentialsFromHeaders(request.headers);
 
   if (!hasKisConfig(credentials)) {