"""CatOpt-Graph Core: Minimal Ontology and Registry

This module provides small, testable primitives to model the MVP:
- Objects, Morphisms, Functors
- Versioned ContractRegistry for data contracts
- Lightweight datatypes for LocalProblem, SharedVariables, DualVariables, PlanDelta
"""

from .contracts import LocalProblem, SharedVariables, DualVariables, PlanDelta, PrivacyBudget, AuditLog, ContractRegistry
from .ontology import Object, Morphism, Functor

__all__ = [
    "LocalProblem",
    "SharedVariables",
    "DualVariables",
    "PlanDelta",
    "PrivacyBudget",
    "AuditLog",
    "ContractRegistry",
    "Object",
    "Morphism",
    "Functor",
]