feat: Implement multi-tenancy support in middleware and security layers

- Enhanced TenantMiddleware to validate tenant information from JWT tokens.
- Added LicenseValidationMiddleware to check tenant licenses before processing requests.
- Updated security utilities to extract tenant information from tokens and validate company access.
- Introduced CompanyStore to manage active company state and handle company switching in the frontend.
- Modified API routes to include company_id in requests for better resource management.
- Improved logging and error handling throughout the middleware and API layers.
- Updated frontend components to reflect changes in company management and selection.
- Added new API route for fetching user's companies with proper authentication handling.

backend/api/v1/router.py

@@ -2,6 +2,7 @@
 Router principal de API v1
 Agrega todos los módulos de la aplicación
 """
+
 from fastapi import APIRouter
 
 # Importar routers de módulos
@@ -15,12 +16,9 @@ router = APIRouter()
 router.include_router(a76_router)
 router.include_router(public_router)
 
+
 # Health check
 @router.get("/status")
 def status():
     """Health check de la API"""
-    return {
-        "status": "ok",
-        "version": "1.0.0",
-        "api": "v1"
-    }
+    return {"status": "ok", "version": "1.0.0", "api": "v1"}