feat: groups

models/deal_group.py

@@ -0,0 +1,17 @@
+from typing import TYPE_CHECKING, Optional
+
+from sqlalchemy.orm import mapped_column, Mapped, relationship
+
+from models.base import BaseModel
+from models.mixins import IdMixin
+
+if TYPE_CHECKING:
+    from models import Deal
+
+
+class DealGroup(BaseModel, IdMixin):
+    __tablename__ = "deal_groups"
+
+    name: Mapped[Optional[str]] = mapped_column()
+    lexorank: Mapped[str] = mapped_column()
+    deals: Mapped[list["Deal"]] = relationship(back_populates="group", lazy="noload")