feat: service category deleting

models/service.py

@@ -89,6 +89,11 @@ class ServiceCategory(BaseModel):
     __tablename__ = 'service_categories'
     id = Column(Integer, autoincrement=True, primary_key=True, index=True)
     name = Column(String, nullable=False)
+    is_deleted: Mapped[bool] = mapped_column(
+        nullable=False,
+        server_default='0',
+        comment='Удалена ли категория'
+    )
 
     deal_service_rank: Mapped[str] = mapped_column(
         nullable=False,