feat: Implement order and invoice management, enhance addon features, and remove the 'Type' module.

app/Repositories/Api/Invoice/InvoiceRepositoryInterface.php

@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Repositories\Api\Invoice;
+
+use App\Repositories\BaseRepositoryInterface;
+
+interface InvoiceRepositoryInterface extends BaseRepositoryInterface
+{
+    public function getInvoice(int $limit = 10, $customer = null);
+
+    public function createFromOrder($order);
+}