[feature/frontend] update person info

frontend/src/pages/Article.tsx

@@ -1,6 +1,7 @@
 import { useParams } from 'react-router-dom';
 import { useTranslation } from 'react-i18next';
 import { useState, useEffect } from 'react';
+import LoadingSpinner from '../components/LoadingSpinner';
 
 export default function Article() {
   const { articleId } = useParams();
@@ -9,13 +10,19 @@ export default function Article() {
     content: string;
     metadata: any;
   } | null>(null);
+  const [loading, setLoading] = useState(true);
 
   useEffect(() => {
     // In a real application, we would fetch the article content here
     // based on the articleId and current language
     console.log(`Fetching article ${articleId} in ${i18n.language}`);
+    setLoading(false);
   }, [articleId, i18n.language]);
 
+  if (loading) {
+    return <LoadingSpinner />;
+  }
+
   if (!article) {
     return <div>Loading...</div>;
   }