- getAdminUser now properly supports platform_admin with 0 brand links and loads full brand_ids
- createAdminUser action now inserts into admin_user_brands join table
- Admin layout surfaces the signed-in email on Access Denied
- AdminAccessDenied links to /login instead of dead-end /admin
- Main dashboard uses direct pool query instead of dead supabase shim
- Improved provision-admin.ts script for prod bootstrap (loads .env.production too)