Fixed database import and user model

Author: Uttam Singh

backend/app/database.py

@@ -1,16 +1,14 @@
 from sqlalchemy import create_engine
 from sqlalchemy.orm import sessionmaker, declarative_base
 import os
-from dotenv import load_dotenv
-
-load_dotenv()
 
 DATABASE_URL = os.getenv("DATABASE_URL", "sqlite:///./app.db")
 
-engine = create_engine(DATABASE_URL, pool_pre_ping=True)
+engine = create_engine(DATABASE_URL, connect_args={"check_same_thread": False} if DATABASE_URL.startswith("sqlite") else {})
 SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
 Base = declarative_base()
 
+# Dependency for FastAPI routes
 def get_db():
     db = SessionLocal()
     try:

backend/app/models/user.py

@@ -1,13 +1,13 @@
-from sqlalchemy import Column, Integer, String, Boolean
+from sqlalchemy import Column, Integer, String
 from app.database import Base
 
 class User(Base):
     __tablename__ = "users"
+
     id = Column(Integer, primary_key=True, index=True)
-    name = Column(String(120), nullable=False)
-    email = Column(String(255), unique=True, index=True, nullable=False)
+    name = Column(String(100), nullable=False)
+    email = Column(String(100), unique=True, nullable=False)
     hashed_password = Column(String(255), nullable=False)
-    department = Column(String(100))      # e.g., Accounts, Compliance, Ops
-    role = Column(String(50))             # admin, auditor, auditee, manager
-    manager_email = Column(String(255))   # reporting manager
-    is_active = Column(Boolean, default=True)
+    department = Column(String(100), nullable=True)
+    role = Column(String(50), nullable=False, default="auditee")
+    manager_email = Column(String(100), nullable=True)