fix: reports匹配链修正(标题匹配不再是死代码) + strategy_history空历史时降级当前行

server.py

@@ -230,6 +230,8 @@ def api_strategy_history(code):
             LIMIT ?
         """, (code, limit)).fetchall()
         history = [dict(r) for r in rows]
+        if not history:
+            raise LookupError("history empty, fallback to current row")
     except Exception:
         # 表不存在或查询失败 → 降级为当前 holding_strategies 行
         history = []
@@ -306,8 +308,11 @@ def api_reports():
         for f in sorted(reports_dir.iterdir(), reverse=True):
             if f.suffix != ".json":
                 continue
+            data = _load_json(f) if (cron_key or script_key) else None
             if cron_key or script_key:
                 stem = f.stem
+                title = str(data.get("title", ""))
+                # 命中链：job id 前缀 → 名/脚本子串(文件名) → pipeline名子串(标题)
                 hit = False
                 if job_id and stem.startswith(f"cron_{job_id}_"):
                     hit = True
@@ -315,18 +320,12 @@ def api_reports():
                     hit = True
                 elif script_key and script_key in stem:
                     hit = True
+                elif cron_key and cron_key in title:
+                    hit = True
                 if not hit:
                     continue
-            data = _load_json(f)
-            # 最后兜底：pipeline名出现在报告标题里也算匹配
-            if (cron_key or script_key) and cron_key:
-                title = str(data.get("title", ""))
-                stem = f.stem
-                if not (job_id and stem.startswith(f"cron_{job_id}_")) \
-                   and cron_key not in stem \
-                   and not (script_key and script_key in stem) \
-                   and cron_key not in title:
-                    continue
+            if data is None:
+                data = _load_json(f)
             reports.append({
                 "id": f.stem,
                 "title": data.get("title", f.stem),