feat: enhance vacation management system with new employee association functionality, improved email notification handling, and comprehensive documentation; update dependencies and UI components for better user experience

packages/backend/package.json

@@ -9,13 +9,21 @@
   "license": "ISC",
   "description": "",
   "devDependencies": {
+    "@types/cookie": "^1.0.0",
+    "@types/estree": "^1.0.8",
+    "@types/json-schema": "^7.0.15",
     "@types/node": "^24.3.0",
+    "@types/nodemailer": "^7.0.3",
+    "@types/pako": "^2.0.4",
+    "@types/raf": "^3.4.3",
+    "@types/trusted-types": "^2.0.7",
     "typescript": "^5.9.2"
   },
   "dependencies": {
     "@convex-dev/better-auth": "^0.9.6",
     "@dicebear/avataaars": "^9.2.4",
     "better-auth": "1.3.27",
-    "convex": "^1.28.0"
+    "convex": "^1.28.0",
+    "nodemailer": "^7.0.10"
   }
 }