"""
Database Configuration für Alerts Agent.

Nutzt die gleiche PostgreSQL-Instanz und Base wie Classroom Engine.
"""
# Re-export from classroom_engine for consistency
from classroom_engine.database import (
    Base,
    SessionLocal,
    get_db,
    engine,
    DATABASE_URL,
)


def init_db():
    """Erstellt alle Tabellen (für Entwicklung)."""
    from . import models  # Import models to register them
    Base.metadata.create_all(bind=engine)