대시보드 AdSense 요약 추가

server/routes/admin/api/adsense/summary.get.js

@@ -0,0 +1,13 @@
+import { requireAdminSession } from '../../../../utils/admin-auth.js'
+import { getAdsenseDashboardSummary } from '../../../../utils/adsense-report.js'
+
+/**
+ * 관리자 대시보드 AdSense 요약 API
+ * @param {import('h3').H3Event} event - 요청 이벤트
+ * @returns {Promise<Object>} AdSense 요약
+ */
+export default defineEventHandler(async (event) => {
+  requireAdminSession(event)
+
+  return getAdsenseDashboardSummary()
+})