Subir todos los cambios recientes a la rama principal

backend/app/models/category.py

@@ -1,17 +1,17 @@
-
 """
 Category Model - ServiceManagerWeb
 """
-from sqlalchemy import String, Text, Boolean, ForeignKey
+from sqlalchemy import String, Text, Boolean, ForeignKey, DateTime
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 from sqlalchemy.dialects.postgresql import UUID
+from sqlalchemy.sql import func
 from typing import List, Optional
 import uuid
 
 from app.core.database import Base
 
 class Category(Base):
-    __tablename__ = "categories"
+    __tablename__ = "ticket_categories"
     
     name: Mapped[str] = mapped_column(String(100), nullable=False)
     description: Mapped[Optional[str]] = mapped_column(Text)
@@ -20,6 +20,10 @@ class Category(Base):
     # Optional: Tenant specific categories?
     tenant_id: Mapped[Optional[uuid.UUID]] = mapped_column(UUID(as_uuid=True), ForeignKey("tenants.id", ondelete="CASCADE"), nullable=True)
     
+    # Timestamp columns
+    created_at: Mapped[Optional[DateTime]] = mapped_column(DateTime(timezone=True), server_default=func.now())
+    updated_at: Mapped[Optional[DateTime]] = mapped_column(DateTime(timezone=True), onupdate=func.now())
+
     # Relationships
     tickets: Mapped[List["Ticket"]] = relationship("Ticket", back_populates="category")
     tenant: Mapped["Tenant"] = relationship("Tenant") # Assuming Tenant model is imported