added markdown and greentext

package.json

@@ -19,7 +19,6 @@
     "eslint-config-react-app": "^7.0.1",
     "ext-name": "^5.0.0",
     "lodash": "^4.17.21",
-    "markdown-it": "^13.0.1",
     "postcss": "^8.4.21",
     "react": "^18.2.0",
     "react-content-loader": "^6.2.1",
@@ -35,6 +34,7 @@
     "react-toastify": "^9.1.1",
     "react-tooltip": "^5.10.0",
     "styled-components": "^5.3.9",
+    "unist-util-visit": "^4.1.2",
     "web-vitals": "^3.3.0",
     "zustand": "^4.3.6"
   },