add search bar to volunteer page

package.json

@@ -17,7 +17,8 @@
     "react": "^19.1.1",
     "react-chartjs-2": "^5.3.1",
     "react-dom": "^19.1.1",
-    "react-router": "^7.9.4"
+    "react-router": "^7.9.4",
+    "react-router-dom": "^7.10.1"
   },
   "devDependencies": {
     "@chromatic-com/storybook": "^4.1.2",