"""Legacy import path for Evidence contracts.

New production code imports the leaf contracts from ``tht.evidence.contracts``. This one-way
compatibility shim remains only until the old Evidence layout is removed.
"""

from tht.evidence.contracts import (
    AcquiredDocument,
    EvidenceSource,
    EvidenceSourceError,
    EvidenceSourceErrorCategory,
    SourceObject,
    canonical_provenance_uri,
    normalize_aware_datetime,
    validate_canonical_uri,
    validate_namespaced_value,
    validate_safe_metadata,
)

__all__ = [
    "AcquiredDocument",
    "EvidenceSource",
    "EvidenceSourceError",
    "EvidenceSourceErrorCategory",
    "SourceObject",
    "canonical_provenance_uri",
    "normalize_aware_datetime",
    "validate_canonical_uri",
    "validate_namespaced_value",
    "validate_safe_metadata",
]