feat: accounting integration (D27), SMS relay driver (D26), rebuild user apps

- Add Tahesab/Zarrin accounting sync module with admin panel UI
- Add SMS relay driver as default provider, refactor SMS into driver pattern
- Update customer services, orders, products, and catalog queries
- Rebuild user-app and user-app-v2 dist assets
- Add Prisma migration for accounting tables
- Update docker-compose and env examples
- Update parity docs (DECISIONS, ISSUES, PROGRESS)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

apps/admin-panel/src/layouts/navMenuItems.ts

@@ -463,6 +463,14 @@ export const adminMenu: NavMenuNode[] = [
             i18n: 'مدیریت کیف پول',
             permissionId:"config.wallet"
           },
+          // D27 — Tahesab / Zarrin integration.
+          {
+            url: '/config/manage/accounting',
+            name: 'accounting Integration',
+            slug: 'manage-accounting',
+            i18n: 'اتصال حسابداری',
+            permissionId:"config.accounting"
+          },
           // Moved under "پیکر بندی" per request — same node shape as before
           // (own submenu / plain leaf), just relocated in the tree.
           {