feat: services kit and copy

models/service.py

@@ -1,9 +1,17 @@
-from sqlalchemy import Column, Integer, String, ForeignKey, Double, asc
+from sqlalchemy import Column, Integer, String, ForeignKey, Double, asc, Table
 from sqlalchemy.orm import relationship, mapped_column, Mapped
 
 import enums.service
 from models import BaseModel
 
+services_kit_services = Table(
+    'services_kit_services',
+    BaseModel.metadata,
+    Column('services_kit_id', ForeignKey('services_kits.id')),
+    Column('service_id', ForeignKey('services.id')),
+
+)
+
 
 class Service(BaseModel):
     __tablename__ = 'services'
@@ -50,3 +58,18 @@ class ServiceCategory(BaseModel):
     __tablename__ = 'service_categories'
     id = Column(Integer, autoincrement=True, primary_key=True, index=True)
     name = Column(String, nullable=False)
+
+
+class ServicesKit(BaseModel):
+    __tablename__ = 'services_kits'
+    id: Mapped[int] = mapped_column(primary_key=True)
+    name: Mapped[str] = mapped_column(nullable=False)
+    service_type: Mapped[int] = mapped_column(
+        server_default=f'{enums.service.ServiceType.DEAL_SERVICE}',
+        nullable=False,
+        comment='Тип услуги'
+    )
+    services: Mapped[list["Service"]] = relationship(
+        secondary=services_kit_services,
+        lazy='selectin'
+    )