database.py

from sqlalchemy import create_engine
from sqlalchemy.orm import sessionmaker, DeclarativeBase
from pathlib import Path

DB_PATH = Path(__file__).parent / "firetracker.db"

engine = create_engine(f"sqlite:///{DB_PATH}", echo=False)
SessionLocal = sessionmaker(bind=engine)

class Base(DeclarativeBase):
    pass

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

def init_db():
    from models import UserProfile, Asset, Snapshot
    Base.metadata.create_all(bind=engine)