refactor: enhance invoice filtering and dropdown menu functionality

- Updated SQLAlchemy imports for better clarity and organization in invoice service.
- Refactored dropdown menu components to improve state management and accessibility.
- Adjusted invoice year filter logic for consistency in dashboard components.
- Improved internationalization handling in invoice titles and headers.

backend/api/v1/modules/a76/invoices/services.py

@@ -1,7 +1,7 @@
 import traceback
 from typing import Optional, List, Tuple
 from sqlalchemy.orm import Session
-from sqlalchemy import func
+from sqlalchemy import and_, func, or_
 from core.exceptions import ErrorCollector, DuplicateResourceException
 from core.context import get_user_context
 from .common.mappers import clean_dict
@@ -328,7 +328,6 @@ class InvoiceService:
 
             # Filtro por permisos granulares (allowed_types)
             if "allowed_types" in filters:
-                from sqlalchemy import or_, and_
                 allowed = filters["allowed_types"]
                 if allowed is None:
                     # Acceso global (admin o view_all) - no filtramos por tipos
@@ -337,7 +336,6 @@ class InvoiceService:
                     # Seguridad: Si el usuario NO tiene permisos para ningún tipo específico
                     query = query.filter(models.InvoiceHeader.id == -1)
                 else:
-                    from sqlalchemy import func
                     conditions = []
                     for op, inv in allowed:
                         # Aseguramos comparación insensible a mayúsculas para mayor robustez con la DB