EnsureOwnerAdminAsync now sets Username='admin' (configurable via
Seed:SystemAdminUsername) on any existing admin that has no username,
and hashes Seed:SystemAdminPassword if provided and no hash is stored.
Covers fresh deploys and existing prod admins created before credentials
were added.
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
Full backend implementation:
- Multi-tenant cafe/restaurant management (menus, orders, tables, staff)
- POS order flow with ZarinPal and Snappfood payment integration
- OTP authentication via Kavenegar SMS
- QR digital menu with public discover/finder endpoints
- Customer loyalty, coupons, CRM
- PostgreSQL via EF Core, Redis for caching/sessions
- Background jobs, webhook handlers
- Full migration history
Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>