Phase 2 Complete: SQL migration with SQLModel and Alembic

app/models/auth.py

@@ -28,7 +28,7 @@ class UserTable(UserBase, table=True):
     created_at: datetime = Field(default_factory=datetime.now)
     last_login: Optional[datetime] = None
     
-    # Relationships
+    # Relationships - Using string reference to avoid circular import errors
     watchlist_items: List["WatchlistItemTable"] = Relationship(back_populates="user")
 
 
@@ -60,3 +60,6 @@ class Token(BaseModel):
 class UserInDB(User):
     """Schema for user stored in database (with hashed password)"""
     hashed_password: str
+
+# Import WatchlistItemTable here to resolve SQLModel Relationship mappings
+from .watchlist import WatchlistItemTable