fix(citations): only render citation badges for links in citationMap

Project URLs and regular links should be rendered as plain underlined
links, not as citation badges. Only links that are actual citations
(present in citationMap) should be rendered as badges.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/src/components/workspace/messages/message-list-item.tsx

@@ -77,8 +77,8 @@ export function MessageListItem({
 
 /**
  * Custom link component that handles citations and external links
- * For AI messages: external links (http/https) are rendered as CitationLink badges
+ * Only links that are in citationMap are rendered as CitationLink badges
- * For human messages: links are rendered as plain text/links
+ * Other links (project URLs, regular links) are rendered as plain links
  */
 function MessageLink({
   href,
@@ -91,27 +91,11 @@ function MessageLink({
 }) {
   if (!href) return <span>{children}</span>;
 
-  // Human messages: render links as plain underlined text
-  if (isHuman) {
-    return (
-      <a
-        href={href}
-        target="_blank"
-        rel="noopener noreferrer"
-        className="text-primary underline underline-offset-2 hover:no-underline"
-      >
-        {children}
-      </a>
-    );
-  }
-
   const citation = citationMap.get(href);
   
-  // Check if it's an external link (http/https)
+  // Only render as CitationLink badge if it's a citation (in citationMap)
-  const isExternalLink = href.startsWith("http://") || href.startsWith("https://");
+  // This ensures project URLs and regular links are not rendered as badges
-  
+  if (citation && !isHuman) {
-  // AI messages: external links use CitationLink for consistent styling during streaming
-  if (isExternalLink) {
     return (
       <CitationLink citation={citation} href={href}>
         {children}
@@ -119,10 +103,12 @@ function MessageLink({
     );
   }
 
-  // Internal/anchor links use simple anchor tag
+  // All other links (including project URLs) render as plain links
   return (
     <a
       href={href}
+      target="_blank"
+      rel="noopener noreferrer"
       className="text-primary underline underline-offset-2 hover:no-underline"
     >
       {children}