chore: add markdown rendering dependencies

package.json

@@ -16,10 +16,16 @@
     "lint": "eslint src/",
     "typecheck": "tsc --noEmit"
   },
-  "keywords": ["ai", "agent", "telegram", "personal-assistant"],
+  "keywords": [
+    "ai",
+    "agent",
+    "telegram",
+    "personal-assistant"
+  ],
   "license": "MIT",
   "devDependencies": {
     "@types/better-sqlite3": "^7.6.0",
+    "@types/marked-terminal": "^6.1.1",
     "@types/node": "^22.0.0",
     "@types/react": "^19.0.0",
     "eslint": "^9.0.0",
@@ -30,9 +36,12 @@
   "dependencies": {
     "@anthropic-ai/sdk": "^0.39.0",
     "better-sqlite3": "^11.0.0",
+    "cli-highlight": "^2.1.11",
     "grammy": "^1.35.0",
     "ink": "^6.0.0",
     "ink-text-input": "^6.0.0",
+    "marked": "^17.0.1",
+    "marked-terminal": "^7.3.0",
     "ollama": "^0.5.0",
     "openai": "^4.0.0",
     "react": "^19.0.0",