chore: add referral logic to first payment

src/modules/users/providers/users.service.ts

@@ -246,8 +246,9 @@ export class UsersService {
 
     const userName = slugify(`${registerDto.firstName} ${Date.now().toString().slice(-5)}`, { lower: true, trim: true });
 
+    const { referralCode, ...userData } = registerDto;
     const user = queryRunner.manager.create(User, {
-      ...registerDto,
+      ...userData,
       userName,
       password: hashedPassword,
       roles: [role],