Add dark-mode business logo, payment order steps, and Arvan DNS diagnostics.

Store logo_dark_media_id on businesses, expose logoDarkUrl on tenant/website APIs, prepend awaiting-payment steps to order workflows, and surface clearer Arvan API network errors.

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

src/tenant/tenant.service.ts

@@ -44,6 +44,7 @@ export class TenantService {
       where: { id: business.id },
       select: {
         logoMedia: { select: { publicUrl: true } },
+        logoDarkMedia: { select: { publicUrl: true } },
         faviconMedia: { select: { publicUrl: true } },
       },
     });
@@ -61,6 +62,7 @@ export class TenantService {
       homeCharts: settings.modules.charts,
       specialProductsSource: settings.website.specialProductsSource,
       logoUrl: media?.logoMedia?.publicUrl ?? null,
+      logoDarkUrl: media?.logoDarkMedia?.publicUrl ?? null,
       faviconUrl:
         media?.faviconMedia?.publicUrl ?? media?.logoMedia?.publicUrl ?? null,
       ePayment: listPublicPaymentGateways(settings.store.ePayment),