"""Audit Core public interface.

Contract reference: ``docs/audit-backend-contract.md``.
"""

from audit_core.interface import (
    AcceptResult,
    AuditBackend,
    AuditEvent,
    BackendUnavailableError,
    EventConflictError,
    EventValidationError,
    IdempotentAuditBackend,
    RetentionPolicy,
    SCHEMA_VERSION_V1ALPHA1,
    custody_class_satisfies,
    validate_event,
)
from audit_core.mock_file_backend import MockFileAuditBackend
from audit_core.sqlite_backend import SQLiteAuditBackend

__all__ = [
    "AcceptResult",
    "AuditBackend",
    "AuditEvent",
    "BackendUnavailableError",
    "EventConflictError",
    "EventValidationError",
    "IdempotentAuditBackend",
    "MockFileAuditBackend",
    "RetentionPolicy",
    "SCHEMA_VERSION_V1ALPHA1",
    "SQLiteAuditBackend",
    "custody_class_satisfies",
    "validate_event",
]