Add Mellat e-payment, videos/instructions CMS, and legacy domain lookup.

Store gateway credentials per business, initiate/verify Mellat at checkout, and resolve old CMS ids from domains in the migrate modal.

Co-authored-by: Cursor <cursoragent@cursor.com>

src/cart/cart.module.ts

@@ -1,11 +1,13 @@
 import { Module } from '@nestjs/common';
 import { AuthModule } from '../auth/auth.module';
+import { BusinessSettingsModule } from '../business-settings/business-settings.module';
 import { OrdersModule } from '../orders/orders.module';
+import { PaymentsModule } from '../payments/payments.module';
 import { CartController } from './cart.controller';
 import { CartService } from './cart.service';
 
 @Module({
-  imports: [AuthModule, OrdersModule],
+  imports: [AuthModule, OrdersModule, PaymentsModule, BusinessSettingsModule],
   controllers: [CartController],
   providers: [CartService],
 })