✨ feat(order): add customer email and optional fields, update order creation flow

- Added `customerEmail` field to Order model.
- Made `customerNote` optional in the Order model.
- Updated order creation logic to send a tracking email.
- Updated order validation to handle optional fields.
- Refactored configurations import path from `errors/configs` to `configs`.
- Minor modifications across account and order services for consistency.

src/app/queues/worker.ts

@@ -1,3 +1,4 @@
 import "./email/email.worker";
+import "./email/order/order.email.worker";
 
 console.log("Workers running...");