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/instructions/instructions.module.ts

@@ -0,0 +1,13 @@
+import { Module } from '@nestjs/common';
+import { AuthModule } from '../auth/auth.module';
+import { BusinessSettingsModule } from '../business-settings/business-settings.module';
+import { TenantModule } from '../tenant/tenant.module';
+import { PublicInstructionsController, InstructionsController } from './instructions.controller';
+import { InstructionsService } from './instructions.service';
+
+@Module({
+  imports: [AuthModule, BusinessSettingsModule, TenantModule],
+  controllers: [InstructionsController, PublicInstructionsController],
+  providers: [InstructionsService],
+})
+export class InstructionsModule {}