Fix typescript issues

package-lock.json

@@ -32,6 +32,7 @@
         "recharts": "^2.15.4"
       },
       "devDependencies": {
+        "@types/node": "^24.1.0",
         "@types/react": "^18.2.43",
         "@types/react-dom": "^18.2.17",
         "@typescript-eslint/eslint-plugin": "^6.14.0",
@@ -2761,6 +2762,16 @@
         "@types/pbf": "*"
       }
     },
+    "node_modules/@types/node": {
+      "version": "24.1.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.1.0.tgz",
+      "integrity": "sha512-ut5FthK5moxFKH2T1CUOC6ctR67rQRvvHdFLCD2Ql6KXmMuCrjsSsRI9UsLCm9M18BMwClv4pn327UvB7eeO1w==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~7.8.0"
+      }
+    },
     "node_modules/@types/parse-json": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/@types/parse-json/-/parse-json-4.0.2.tgz",
@@ -7546,6 +7557,13 @@
         "node": ">=14.17"
       }
     },
+    "node_modules/undici-types": {
+      "version": "7.8.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.8.0.tgz",
+      "integrity": "sha512-9UJ2xGDvQ43tYyVMpuHlsgApydB8ZKfVYTsLDhXkFL/6gfkp+U8xTGdh8pMJv1SpZna0zxG1DwsKZsreLbXBxw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/unquote": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/unquote/-/unquote-1.1.1.tgz",

package.json

@@ -34,6 +34,7 @@
     "recharts": "^2.15.4"
   },
   "devDependencies": {
+    "@types/node": "^24.1.0",
     "@types/react": "^18.2.43",
     "@types/react-dom": "^18.2.17",
     "@typescript-eslint/eslint-plugin": "^6.14.0",

src/pages/Maintenance.tsx

@@ -22,7 +22,7 @@ const Maintenance = () => {
   
   const [data, setData] = useState<DataItem[]>([]);
   const [currentFlag, setCurrentFlag] = useState<string>('');
-  const [loading, setLoading] = useState(true);
+  const [, setLoading] = useState(true);
 
   useEffect(() => {
     const fetchData = async () => {