Add EN language support to wiki accordion: use topic_en, subtopic_en, wiki_en fields

js/main.js

@@ -350,10 +350,12 @@ async function loadWiki() {
     
     if (result.data && Array.isArray(result.data)) {
       wikiContainer.innerHTML = '';
+      
+      const isEN = document.body.dataset.lang === 'en';
       const topics = {};
       
       result.data.forEach(item => {
-        const topic = item.topic || 'Unknown';
+        const topic = isEN && item.topic_en ? item.topic_en : item.topic || 'Unknown';
         if (!topics[topic]) topics[topic] = [];
         topics[topic].push(item);
       });
@@ -384,12 +386,14 @@ async function loadWiki() {
         };
         
         subtopics.forEach(sub => {
+          const subtopicTitle = isEN && sub.subtopic_en ? sub.subtopic_en : sub.subtopic;
+          const subtopicContent = isEN && sub.wiki_en ? sub.wiki_en : sub.wiki;
           const subtopicDiv = document.createElement('div');
           subtopicDiv.className = 'wiki-subtopic';
           subtopicDiv.innerHTML = `
-            <div class="wiki-subtopic-title">${sub.subtopic}</div>
+            <div class="wiki-subtopic-title">${subtopicTitle || ''}</div>
             <div class="wiki-subtopic-content">
-              <p>${sub.wiki || ''}</p>
+              <p>${subtopicContent || ''}</p>
             </div>
           `;
           subtopicsDiv.appendChild(subtopicDiv);