fix(realestate-lab): 최종 리뷰 이슈 수정 — FK CASCADE, 단일 연결, 동시성 가드

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

realestate-lab/app/matcher.py

@@ -2,7 +2,7 @@ import json
 import logging
 from typing import Dict, Any, List
 
-from .db import get_profile, save_match_result, _conn
+from .db import get_profile, _conn
 
 logger = logging.getLogger("realestate-lab")
 
@@ -30,7 +30,8 @@ def _check_eligible_types(profile: Dict[str, Any], ann: Dict[str, Any]) -> List[
     elif is_homeless:
         eligible.append("일반2순위")
 
-    # 특별공급
+    # 특별공급 — 신혼부부
+    # NOTE: 소득기준 검증은 향후 구현 예정 (income_level 필드 활용)
     if profile.get("is_newlywed") and is_homeless:
         eligible.append("특별-신혼부부")
 
@@ -117,7 +118,7 @@ def run_matching():
     """프로필 기반 매칭을 실행하여 결과를 저장한다."""
     profile = get_profile()
     if not profile:
-        logger.info("매칭 스킵: 프로필이 설정되지 않음")
+        logger.info("프로필 미설정 — 매칭 건너뜀")
         return
 
     with _conn() as conn:
@@ -125,32 +126,35 @@ def run_matching():
             "SELECT * FROM announcements WHERE status IN ('청약예정', '청약중')"
         ).fetchall()
 
-        saved = 0
-        for row in anns:
-            ann = {c: row[c] for c in row.keys()}
-
-            models_rows = conn.execute(
+        for ann_row in anns:
+            ann = {c: ann_row[c] for c in ann_row.keys()}
+            models = conn.execute(
                 "SELECT * FROM announcement_models WHERE house_manage_no = ? AND pblanc_no = ?",
                 (ann["house_manage_no"], ann["pblanc_no"]),
             ).fetchall()
-            models = [{c: m[c] for c in m.keys()} for m in models_rows]
-
-            result = _compute_score(profile, ann, models)
+            model_list = [dict(m) for m in models]
 
+            result = _compute_score(profile, ann, model_list)
             if result["match_score"] > 0:
-                save_match_result({
-                    "announcement_id": ann["id"],
-                    "model_id": None,
-                    "match_score": result["match_score"],
-                    "match_reasons": result["match_reasons"],
-                    "eligible_types": result["eligible_types"],
-                })
-                saved += 1
+                conn.execute("""
+                    INSERT INTO match_results (announcement_id, model_id, match_score, match_reasons, eligible_types, is_new)
+                    VALUES (?, ?, ?, ?, ?, 1)
+                    ON CONFLICT(announcement_id, model_id) DO UPDATE SET
+                        match_score=excluded.match_score,
+                        match_reasons=excluded.match_reasons,
+                        eligible_types=excluded.eligible_types
+                """, (
+                    ann["id"],
+                    None,
+                    result["match_score"],
+                    json.dumps(result["match_reasons"]),
+                    json.dumps(result["eligible_types"]),
+                ))
 
-        # 완료/결과발표 공고의 매칭 결과 정리
+        # Clean up stale match results for completed announcements
         conn.execute(
             "DELETE FROM match_results WHERE announcement_id NOT IN "
             "(SELECT id FROM announcements WHERE status IN ('청약예정', '청약중'))"
         )
 
-    logger.info("매칭 완료: %d건 공고 중 %d건 매칭됨", len(anns), saved)
+    logger.info("매칭 완료")