Update depreciation_date field type to Date in LineItem model

- Changed the type of the depreciation_date field from Integer to Date in the LineItem model to enhance date accuracy and compliance with SQLAlchemy v2 standards.

backend/api/v1/modules/a76/items/models.py

@@ -3,10 +3,11 @@ Normalized Database Schema for SCAF (Fixed Assets) and SCAII (Parts Inventory)
 SQLAlchemy v2 - Annex 24 Compliance
 """
 
+from datetime import datetime
 from typing import Optional, TYPE_CHECKING
 from core.database import Base
 from decimal import Decimal
-from sqlalchemy import Boolean, String, Integer, Numeric, SmallInteger, ForeignKey
+from sqlalchemy import Boolean, Date, String, Integer, Numeric, SmallInteger, ForeignKey
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 from api.v1.common.base_models import TenantScopedMixin, TimestampMixin
 from core.database import Base
@@ -177,7 +178,7 @@ class LineItem(Base, TenantScopedMixin, TimestampMixin):
 
     # Dates
     depreciation_date: Mapped[Optional[datetime]] = mapped_column(
-        Integer
+        Date
     )  # FECHADEPRECIACION
 
     # Administrative fields