From 60cb48bbe4b6c528ad85ed1b22964c6271b6b315 Mon Sep 17 00:00:00 2001
From: hyungi <hyun49196@gmail.com>
Date: Sat, 13 Jun 2026 13:03:27 +0900
Subject: [PATCH] =?UTF-8?q?fix(safety):=20C-1=20fusion=20=EC=9E=AC?=
 =?UTF-8?q?=EA=B5=AC=EC=84=B1=20=EC=8B=9C=20=EB=B6=84=EB=A5=98=20=EC=B6=95?=
 =?UTF-8?q?=20=EB=A9=94=ED=83=80=20=EC=A0=84=ED=8C=8C=20=E2=80=94=203=20Se?=
 =?UTF-8?q?archResult=20=EC=9E=AC=EC=83=9D=EC=84=B1=20=EC=A7=80=EC=A0=90?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

fusion legacy(line 66)·RRF(122)·multi_query rewrite(pipeline 456)가 명시 필드 나열로
SearchResult 재구성 → material_type/jurisdiction/published_date 누락(필터는 정확, D-1
유형 표시만 None). 세 지점 동기화. 흉터: SearchResult 필드 추가 시 재구성 지점 전수 동기 필요.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
---
 app/services/search/fusion_service.py  | 8 ++++++++
 app/services/search/search_pipeline.py | 4 ++++
 2 files changed, 12 insertions(+)

diff --git a/app/services/search/fusion_service.py b/app/services/search/fusion_service.py
index 5c857bf..c5a426a 100644
--- a/app/services/search/fusion_service.py
+++ b/app/services/search/fusion_service.py
@@ -72,6 +72,10 @@ class LegacyWeightedSum(FusionStrategy):
                     score=existing.score + r.score * 0.5,
                     snippet=existing.snippet,
                     match_reason=f"{existing.match_reason}+vector",
+                    # C-1: 분류 축 메타 전파 (재구성 시 누락 = D-1 유형 표시 None)
+                    material_type=existing.material_type,
+                    jurisdiction=existing.jurisdiction,
+                    published_date=existing.published_date,
                 )
             elif r.score > 0.3:
                 merged[r.id] = r
@@ -128,6 +132,10 @@ class RRFOnly(FusionStrategy):
                     score=rrf_score,
                     snippet=base.snippet,
                     match_reason="+".join(reasons),
+                    # C-1: 분류 축 메타 전파 (재구성 시 누락 = D-1 유형 표시 None)
+                    material_type=base.material_type,
+                    jurisdiction=base.jurisdiction,
+                    published_date=base.published_date,
                 )
             )
         return merged[:limit]
diff --git a/app/services/search/search_pipeline.py b/app/services/search/search_pipeline.py
index 59b1acb..996737f 100644
--- a/app/services/search/search_pipeline.py
+++ b/app/services/search/search_pipeline.py
@@ -462,6 +462,10 @@ def _rrf_fuse_variants(
             score=rrf_score,
             snippet=doc.snippet,
             match_reason=f"{doc.match_reason}+multi_query_rrf",
+            # C-1: 분류 축 메타 전파 (SearchResult 재구성 지점 — fusion 2곳과 동기)
+            material_type=doc.material_type,
+            jurisdiction=doc.jurisdiction,
+            published_date=doc.published_date,
         ))
     return fused[:limit]