feat(auth): implement email OTP verification using Brevo

Author: rohitbytecode

package-lock.json

@@ -25,11 +25,13 @@
   "dependencies": {
     "bcrypt": "^6.0.0",
     "cors": "^2.8.5",
+    "crypto": "^1.0.1",
     "dotenv": "^17.2.3",
     "express": "^5.1.0",
     "jsonwebtoken": "^9.0.3",
     "mongoose": "^9.0.0",
-    "morgan": "^1.10.1"
+    "morgan": "^1.10.1",
+    "sib-api-v3-sdk": "^8.5.0"
   },
   "devDependencies": {
     "@typescript-eslint/eslint-plugin": "^8.49.0",