import os
import sys
from pathlib import Path


BACKEND_ROOT = Path(__file__).resolve().parents[1]

if str(BACKEND_ROOT) not in sys.path:
    sys.path.insert(0, str(BACKEND_ROOT))

# Tests import app.config at module import time. Provide a harmless default
# DB URL so collection doesn't depend on the caller's shell env.
os.environ.setdefault("DATABASE_URL", "sqlite+aiosqlite:///./test.db")