optimize ux think mode

public/assets/js/base.js

@@ -13,6 +13,17 @@ document.addEventListener('DOMContentLoaded', () => {
         return DOMPurify.sanitize(marked.parse(text));
     }
 
+    function enhanceChatLinks(container = chatEl) {
+        if (!container) {
+            return;
+        }
+
+        container.querySelectorAll('a[href]').forEach((link) => {
+            link.setAttribute('target', '_blank');
+            link.setAttribute('rel', 'noopener noreferrer');
+        });
+    }
+
     function addMessage(role, html = '', extra = '') {
         const msg = document.createElement('div');
         msg.className = 'message ' + role;
@@ -23,6 +34,9 @@ document.addEventListener('DOMContentLoaded', () => {
 
         msg.appendChild(bubble);
         chatEl.appendChild(msg);
+
+        enhanceChatLinks(bubble);
+
         chatEl.scrollTop = chatEl.scrollHeight;
 
         return bubble;
@@ -182,6 +196,7 @@ document.addEventListener('DOMContentLoaded', () => {
     function renderBubbleContent(bubble, raw) {
         bubble.innerHTML = renderMarkdown(raw);
         cleanupThinkSpans(bubble);
+        enhanceChatLinks(bubble);
         chatEl.scrollTop = chatEl.scrollHeight;
     }
 
@@ -191,6 +206,7 @@ document.addEventListener('DOMContentLoaded', () => {
             if (!res.ok) return;
             const messages = await res.json();
             messages.forEach(m => addMessage(m.role, renderMarkdown(m.text)));
+            enhanceChatLinks(chatEl);
         } catch {}
     }
 
@@ -288,6 +304,7 @@ document.addEventListener('DOMContentLoaded', () => {
             }
         } catch {
             bubble.innerHTML += '<br><em>Error occurred.</em>';
+            enhanceChatLinks(bubble);
         } finally {
             if (renderTimer) {
                 clearTimeout(renderTimer);