Update templates/index.html

templates/index.html

@@ -1100,7 +1100,8 @@ function toggleKnowledgeSelection(element) {
 // 加载知识库列表
 async function loadKnowledgeBases() {
     try {
-        const response = await fetch(`${window.location.protocol}//${window.location.host}/api/knowledge`);
+        const protocol = window.location.protocol.startsWith('https') ? window.location.protocol : 'https:';
+const response = await fetch(`${protocol}//${window.location.host}/api/knowledge`);
         const result = await response.json();
         
         if (result.success) {