feat: parse markdown inside thinking blocks

src/components/chat.tsx

@@ -69,7 +69,9 @@ function ThinkingBlock({
                 )}
             </button>
             {isOpen && (
-                <div className="thinking-content">{content}</div>
+                <div className="thinking-content">
+                    <Markdown>{content}</Markdown>
+                </div>
             )}
         </div>
     );