添加8.9页面

package.json

@@ -16,11 +16,13 @@
   "dependencies": {
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
-    "react-router-dom": "^7.9.6"
+    "react-pdf": "5.7.2",
+    "react-router-dom": "6.11.2"
   },
   "devDependencies": {
     "@types/react": "^19.2.6",
     "@types/react-dom": "^19.2.3",
+    "@types/react-pdf": "^6.2.0",
     "@vitejs/plugin-react": "^4.2.1",
     "concurrently": "^8.2.2",
     "cross-env": "^7.0.3",