Feat/document collab

package.json

@@ -23,20 +23,25 @@
     "*": "prettier --write --ignore-unknown"
   },
   "dependencies": {
+    "@radix-ui/react-dialog": "^1.1.15",
+    "@radix-ui/react-dropdown-menu": "^2.1.16",
     "@radix-ui/react-separator": "^1.1.6",
-    "@radix-ui/react-slot": "^1.2.2",
+    "@radix-ui/react-slot": "^1.2.3",
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "lucide-react": "^0.544.0",
     "next": "15.5.9",
     "react": "19.1.2",
     "react-dom": "19.1.2",
+    "react-markdown": "^10.1.0",
+    "remark-gfm": "^4.0.1",
     "tailwind-merge": "^3.3.1",
     "tailwindcss-animate": "^1.0.7"
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3.3.1",
     "@tailwindcss/postcss": "^4.1.13",
+    "@tailwindcss/typography": "^0.5.19",
     "@types/node": "^24.5.2",
     "@types/react": "19.1.13",
     "@types/react-dom": "19.1.9",