cleanup markdown

package.json

@@ -31,6 +31,8 @@
     "@fortawesome/react-fontawesome": "^3.3.1",
     "@gsap/react": "^2.1.2",
     "@hookform/resolvers": "^5.4.0",
+    "@mdx-js/mdx": "^3.1.1",
+    "@mdx-js/react": "^3.1.1",
     "@neondatabase/serverless": "^1.1.0",
     "@radix-ui/react-accordion": "^1.2.12",
     "@radix-ui/react-alert-dialog": "^1.1.15",
@@ -94,7 +96,6 @@
     "react-day-picker": "^10.0.1",
     "react-dom": "^19.2.6",
     "react-hook-form": "^7.77.0",
-    "react-markdown": "^10.1.0",
     "react-resizable-panels": "^4.11.2",
     "recharts": "3.8.1",
     "rehype-highlight": "^7.0.2",