Feature/pdf to markdown agent (#6271)

Co-authored-by: James Brunton <[email protected]>

frontend/package.json

@@ -71,9 +71,11 @@
     "react-dom": "^19.1.1",
     "react-easy-crop": "^5.5.6",
     "react-i18next": "^15.7.3",
+    "react-markdown": "^9.0.3",
     "react-rnd": "^10.5.2",
     "react-router-dom": "^7.9.1",
     "recharts": "^3.7.0",
+    "remark-gfm": "^4.0.1",
     "signature_pad": "^5.0.4",
     "smol-toml": "^1.4.2",
     "tailwindcss": "^4.1.13",