fix: 修复剩余审查问题

- ingest.py: 异常不再暴露客户端,改为通用错误消息+日志记录
- bzzoiro.py: 修复 normalize 重复调用,改为一次遍历缓存结果
- understat.py: 使用 Repository 替代原始 SQL

src/data/bzzoiro.py

@@ -152,12 +152,21 @@ class BzzoiroSource:
             # === 批量优化: 预加载球队和已有比赛到内存 ===
             team_name_to_id: dict[str, int] = {}
             existing_match_keys: set[tuple[int, int, str]] = set()
+            normalized_matches: list = []  # 缓存规范化结果,避免重复调用
+
             if raw_events:
-                # 预加载所有涉及的球队名
+                # 一次遍历: 收集球队名 + 规范化
                 all_team_names = set()
                 for raw in raw_events:
                     nm = normalize_bzzoiro(raw, code)
-                    if nm:
+                    if nm is not None:
+                        try:
+                            nm.validate()
+                        except Exception as e:
+                            logger.debug("normalize skip: %s", e)
+                            league_r["errors"].append(f"normalize: {e}")
+                            continue
+                        normalized_matches.append(nm)
                         all_team_names.add(nm.home_team)
                         all_team_names.add(nm.away_team)
 
@@ -176,17 +185,7 @@ class BzzoiroSource:
                 for row in rows:
                     existing_match_keys.add((row.home_team_id, row.away_team_id, str(row.d)))
 
-            for raw in raw_events:
-                try:
-                    nm = normalize_bzzoiro(raw, code)
-                    if nm is None:
-                        continue
-                    nm.validate()
-                except Exception as e:
-                    logger.debug("normalize skip: %s", e)
-                    league_r["errors"].append(f"normalize: {e}")
-                    continue
-
+            for nm in normalized_matches:
                 # 球队: 内存查找 + 按需创建
                 home_team_id = team_name_to_id.get(nm.home_team)
                 if home_team_id is None: