"""SQLAlchemy declarative base for AI MusiMuse.

This module defines the :class:`Base` declarative base that all
ORM models inherit from.
"""

from sqlalchemy.orm import DeclarativeBase


class Base(DeclarativeBase):
    """Declarative base for all AI MusiMuse ORM models.

    Database models (Project, Track, AnalysisRun, etc.) inherit
    from this class.
    """