Update: main.py and models.py had incorrect imports

main.py

@@ -1,7 +1,7 @@
 from fastapi import FastAPI
 
-from . import models
+import models
-from .database import engine
+from database import engine
 
 # This line tells SQLAlchemy to create all the tables based on the models
 # we defined. It will create the `multichat_overlay.db` file with the

models.py

@@ -1,7 +1,7 @@
 from sqlalchemy import Column, Integer, String, Text, ForeignKey
 from sqlalchemy.orm import relationship
 
-from .database import Base
+from database import Base
 
 class User(Base):
     __tablename__ = "users"