app/database.py

from __future__ import annotations

from sqlalchemy import create_engine
from sqlalchemy.orm import declarative_base, sessionmaker

from app.config import settings


engine = create_engine(
    settings.database_url,
    connect_args={"check_same_thread": False}
    if settings.database_url.startswith("sqlite")
    else {},
    future=True,
)
SessionLocal = sessionmaker(bind=engine, autoflush=False, autocommit=False, future=True)
Base = declarative_base()


def get_db():
    db = SessionLocal()
    try:
        yield db
    finally:
        db.close()