fix: default option in attributes

models/attr_select.py

@@ -1,7 +1,6 @@
 from typing import TYPE_CHECKING
 
-from sqlalchemy import ForeignKey, UniqueConstraint
-from sqlalchemy.dialects.postgresql import JSONB
+from sqlalchemy import ForeignKey
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 
 from models.base import BaseModel
@@ -34,7 +33,6 @@ class AttributeSelect(BaseModel, IdMixin, SoftDeleteMixin):
 class AttributeOption(BaseModel, IdMixin, SoftDeleteMixin):
     __tablename__ = "attribute_options"
 
-    value: Mapped[dict[str, any]] = mapped_column(JSONB)
     label: Mapped[str] = mapped_column()
 
     select_id: Mapped[int] = mapped_column(ForeignKey("attribute_selects.id"))
@@ -42,5 +40,3 @@ class AttributeOption(BaseModel, IdMixin, SoftDeleteMixin):
         back_populates="options",
         lazy="noload",
     )
-
-    __table_args__ = (UniqueConstraint("value", "select_id", name="_value_select_uc"),)