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

apps/api/app/services/supervision_research_store.py

@@ -2,8 +2,6 @@
 
 from __future__ import annotations
 
-import hashlib
-import json
 from collections.abc import Mapping, Sequence
 from typing import Any
 from uuid import UUID, uuid5
@@ -23,6 +21,10 @@ from .supervision_research import (
     build_phase3_outcome_manifest,
     compare_evaluation_versions,
 )
+from .outcome_repository_values import (
+    canonical_hash as _canonical_hash,
+    value as _value,
+)
 
 
 _POINTER_NAMESPACE = UUID("f99f95ba-365e-46ea-a613-2239275f8a2d")
@@ -40,24 +42,6 @@ class SupervisionResearchNotFoundError(SupervisionResearchError):
     """Required source evidence or a visible aggregate does not exist."""
 
 
-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 _existing_submission(
     conn: asyncpg.Connection,
     *,