fix(chat-v2): restore ordered/unordered list markers in user message bubble

The user message Markdown wrapper lacked Tailwind Typography `prose` classes,
so Preflight's `ol { list-style: none }` was never overridden and list numbers
were invisible.

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

Author: Gucc111

ui/src/components/chat-v2/MessageRowV2.tsx

@@ -272,7 +272,7 @@ function MessageRowV2({
                 </div>
               ) : null}
               {formattedContent ? (
-                <Markdown className="min-w-0 break-words [overflow-wrap:anywhere]" projectName={selectedProject?.name}>{formattedContent}</Markdown>
+                <Markdown className="prose prose-sm prose-neutral max-w-none dark:prose-invert prose-p:my-1 prose-ol:my-1 prose-ul:my-1 prose-li:my-0 min-w-0 break-words [overflow-wrap:anywhere]" projectName={selectedProject?.name}>{formattedContent}</Markdown>
               ) : null}
             </>
           )}