fix nextjs version affected by cve-2026-23864

refer: https://vercel.com/changelog/summary-of-cve-2026-23864

Author: QAbot-zh

package.json

@@ -20,7 +20,7 @@
   "dependencies": {
     "@fortaine/fetch-event-source": "^3.0.6",
     "@hello-pangea/dnd": "^16.5.0",
-    "@next/third-parties": "15.2.8",
+    "@next/third-parties": "15.2.9",
     "@svgr/webpack": "^6.5.1",
     "@types/react-file-icon": "^1.0.4",
     "@vercel/analytics": "^0.1.11",
@@ -43,7 +43,7 @@
     "markdown-to-txt": "^2.0.1",
     "mermaid": "11.11.0",
     "nanoid": "^5.0.3",
-    "next": "15.2.8",
+    "next": "15.2.9",
     "node-fetch": "^3.3.1",
     "openapi-client-axios": "^7.5.5",
     "pdfjs-dist": "^4.10.38",
@@ -82,10 +82,10 @@
     "@types/react-dom": "^18.2.7",
     "@types/react-katex": "^3.0.0",
     "@types/spark-md5": "^3.0.4",
-    "concurrently": "^9.1.2",
+    "concurrently": "^9.2.1",
     "cross-env": "^7.0.3",
     "eslint": "^8.57.0",
-    "eslint-config-next": "15.2.8",
+    "eslint-config-next": "15.2.9",
     "eslint-config-prettier": "^8.8.0",
     "eslint-plugin-prettier": "^5.1.3",
     "eslint-plugin-unused-imports": "^3.2.0",