FASE 4-5-6: Infraestructura, CRM, Service Orders, Notificaciones, Ahorro, Logistica, API Publica

FASE 4:
- Redis cache de stock con fallback graceful
- Multi-moneda (MXN/USD) con contabilidad en MXN
- Proveedores y ordenes de compra completo
- Meilisearch 1.5M+ partes indexadas
- Metabase KPIs con dashboard auto-generado

FASE 5:
- CRM mejorado: activities, tags, loyalty program, analytics
- Imagenes de partes: upload, resize, thumbnails WebP
- Ordenes de servicio Kanban: received->diagnosis->repair->ready->delivered
- Garantias/RMA, alertas de reorden, multi-sucursal
- Stubs BNPL (APLAZO) y ERP Sync (Aspel/Contpaqi)

FASE 6:
- Notificaciones automaticas: push/WhatsApp/email/in-app
- Reportes de ahorro vs retail_price
- Logistica + tracking: DHL, FedEx, Estafeta, 99min, Uber
- API Publica: API keys, rate limiting, catalog search

Migraciones: v1.9-v3.0
Tests: 93/93 pasando
Backup: nexus_backup_20260427_045859.tar.gz

pos/app.py

@@ -57,6 +57,33 @@ def create_app():
     from blueprints.peer_bp import peer_bp
     app.register_blueprint(peer_bp)
 
+    from blueprints.supplier_bp import supplier_bp
+    app.register_blueprint(supplier_bp)
+
+    from blueprints.warranty_bp import warranty_bp
+    app.register_blueprint(warranty_bp)
+
+    from blueprints.crm_bp import crm_bp
+    app.register_blueprint(crm_bp)
+
+    from blueprints.service_order_bp import service_order_bp
+    app.register_blueprint(service_order_bp)
+
+    from blueprints.image_bp import image_bp
+    app.register_blueprint(image_bp)
+
+    from blueprints.notification_bp import notification_bp
+    app.register_blueprint(notification_bp)
+
+    from blueprints.savings_bp import savings_bp
+    app.register_blueprint(savings_bp)
+
+    from blueprints.logistics_bp import logistics_bp
+    app.register_blueprint(logistics_bp)
+
+    from blueprints.public_api_bp import public_api_bp
+    app.register_blueprint(public_api_bp)
+
     # Health check
     @app.route('/pos/health')
     def health():