회기 무발화 0턴 분리, 자기예측 락 불변식 및 TDD 회귀 검증 완료

apps/api/app/services/continuous_improvement_store.py

@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-import hashlib
-import json
 from collections.abc import Mapping, Sequence
 from typing import Any, Literal, Protocol
 from uuid import UUID, uuid5
@@ -26,6 +24,10 @@ from .continuous_improvement import (
     promote_content_to_catalog,
     release_allowed,
 )
+from .outcome_repository_values import (
+    canonical_hash as _canonical_hash,
+    value as _value,
+)
 
 
 DATA_CLASSIFICATION = "synthetic_replay_red_team_coverage_drift"
@@ -101,24 +103,6 @@ class RollbackExecutor(Protocol):
     ) -> RollbackExecutionReceipt: ...
 
 
-def _value(row: Mapping[str, Any], key: str, default: Any = None) -> Any:
-    try:
-        return row[key]
-    except (KeyError, TypeError):
-        return default
-
-
-def _canonical_hash(payload: Any) -> str:
-    serialized = json.dumps(
-        payload,
-        ensure_ascii=False,
-        separators=(",", ":"),
-        sort_keys=True,
-        default=str,
-    )
-    return hashlib.sha256(serialized.encode("utf-8")).hexdigest()
-
-
 async def _begin_submission(
     conn: asyncpg.Connection,
     *,