feat: handle notification async using event emitter

src/auth/services/auth.service.ts

@@ -44,7 +44,7 @@ export class AuthService {
 
     return this.otpService.generateAndSendOtp({
       userId: user.id,
-      recipient: user.phoneNumber,
+      recipient: user.countryCode + user.phoneNumber,
       scope: OtpScope.VERIFY_PHONE,
       otpType: OtpType.SMS,
     });