DELETE /customers/<id> now removes the row.
- Deletes layaways and dependent items/payments.
- Nullifies customer_id in sales, service_orders, fleet_vehicles, plate_vehicles, quotations, returns, warranties, bnpl_transactions, customer_payments.
- Cascade-delete CRM tables are handled by FK constraints.
- get_customer now returns fleet_vehicles assigned to the customer.
- Added DELETE /pos/api/customers/<id> soft-delete (is_active=false) with customers.delete permission.
- Added Vehicles section in customer detail panel.
- Added Eliminar button in quick actions (owner/admin/customers.delete).
- customers_bp: last_purchase no existe como columna; se calcula via subquery a sales.
- pos_bp: historical_sales no existe en tenants sin importacion; endpoint devuelve lista vacia en lugar de 500.
- Servicio reiniciado y validado.
Tests: 35 passed
- Arregla @require_auth, permisos, race conditions, locks de caja/stock
- Elimina N+1 en layaway, flotilla, dashboard y global_invoice
- Asegura folios atomicos para CFDI, ordenes de servicio y polizas
- Protege client_secret de MercadoLibre en backend
- Conecta botones/filtros de config, customers, accounting e invoicing
- Mejora accesibilidad (labels/aria-label) y estados de carga/vacio
- Limpia accounting.js obsoleto y consolida accounting.v9.js
- Actualiza cache busting a v32 y Service Worker a v32
- Documenta todo en docs/AUDIT_Y_MEJORAS_2026-06-15.md
Tests: 35 passed
- Add address and cp to list_customers() backend response
- Show razon_social as subtitle in customer table rows
- Add razon_social and cp fields to detail panel
- Update customers.html detail panel layout
- Add MercadoLibre OAuth, listings, orders, webhooks and category search
- New marketplace_external_bp.py, meli_service.py, marketplace_external_service.py
- New marketplace_external.html/js with ML management UI
- Inventory: bulk publish to ML with category autocomplete, listing type and shipping selectors
- Inventory: new .btn--meli styles, select/label CSS fixes
- WhatsApp bridge: rate limiting, 440/515/408 error handling, stale watchdog
- DB migration v3.4_meli_integration.sql for marketplace_listings, orders, sync_queue
- Add Celery tasks for ML sync and webhook processing
- Sidebar: MercadoLibre navigation link
