fix: hacky alembic fix

backend/alembic/versions/4f9ec96fc98e_add_unverified_tier.py

@@ -12,7 +12,8 @@
 import sqlalchemy as sa
 import sqlalchemy.orm as orm
 from alembic_postgresql_enum import TableReference
-from src.limits.models import Tier
+from src.common.base import Base
+from src.limits.models import TierNames
 
 # revision identifiers, used by Alembic.
 revision: str = "4f9ec96fc98e"
@@ -21,6 +22,15 @@
 depends_on: Union[str, Sequence[str], None] = None
 
 
+class Tier(Base):
+    __tablename__ = "tier"
+
+    id: orm.Mapped[int] = orm.mapped_column(primary_key=True)
+    tier_name: orm.Mapped[TierNames]
+    label: orm.Mapped[str]
+    gp_question_limit: orm.Mapped[int]
+
+
 def upgrade() -> None:
     # ### commands auto generated by Alembic - please adjust! ###
     op.sync_enum_values(