debug: add logging to handleExternalLinkClick

src/app/plugins/react-custom-html-parser.tsx

@@ -54,8 +54,11 @@ const EMOJI_REG_G = new RegExp(`${URL_NEG_LB}(${EMOJI_PATTERN})`, 'g');
  */
 const handleExternalLinkClick = (e: MouseEvent<HTMLAnchorElement>) => {
   const href = e.currentTarget.href;
+  console.log('[handleExternalLinkClick] clicked link:', href);
   if (href && (href.startsWith('http://') || href.startsWith('https://'))) {
     e.preventDefault();
+    e.stopPropagation();
+    console.log('[handleExternalLinkClick] calling openExternalUrl');
     openExternalUrl(href);
   }
 };