feat: 数据治理+深套解套方案

- data_governance.py: holding_strategies去重(1642→345)
  - 检查缺失策略的持仓(中际旭创已补)
  - 深套持仓统计
- 中际旭创(300308)技术面策略已生成
  - 止损1287 止盈1453 买入区1297~1350 RR=3.59
- 深套解套方向:
  丘钛科技 -48% → 反弹到9.7卖1/3
  万科企业 -53% → 反弹到2.8卖1/3
  紫金矿业 -36% → 反弹到30.4卖1/3
  比亚迪股份 -27% → 反弹到89.8卖1/3
  中科电气 -32% → 反弹到18.6卖1/3

scripts/data_governance.py

@@ -0,0 +1,93 @@
+#!/usr/bin/env python3
+"""data_governance.py — MoFin 数据治理 (no_agent)
+
+1. holding_strategies 去重归档
+2. 检查缺失策略的持仓
+3. 报告数据健康状况
+"""
+
+import json, sqlite3
+from pathlib import Path
+from datetime import datetime
+
+BASE = Path("/home/hmo/MoFin")
+DATA = BASE / "data"
+DB_PATH = DATA / "mofin.db"
+DECISIONS_PATH = DATA / "decisions.json"
+
+
+def clean_holding_strategies(conn):
+    """归档旧策略，只保留每只股票最新一条"""
+    codes = conn.execute(
+        "SELECT code, COUNT(*) as cnt, MAX(created_at) as latest "
+        "FROM holding_strategies GROUP BY code HAVING cnt > 1"
+    ).fetchall()
+
+    total_archived = 0
+    for code, cnt, latest in codes:
+        # 标记除了最新一条以外的所有记录为已归档
+        conn.execute(
+            "UPDATE holding_strategies SET superseded_at=? "
+            "WHERE code=? AND created_at<? AND superseded_at IS NULL",
+            (datetime.now().isoformat(), code, latest))
+        total_archived += cnt - 1
+
+    return total_archived
+
+
+def check_missing_strategies(conn, decisions_list):
+    """检查持仓股中哪些没有对应的策略记录"""
+    holdings = [d for d in decisions_list if d.get("type") == "持仓策略" and d.get("status") != "closed"]
+    missing = []
+    for h in holdings:
+        code = h["code"]
+        row = conn.execute(
+            "SELECT id FROM holding_strategies WHERE code=? AND superseded_at IS NULL LIMIT 1",
+            (code,)).fetchone()
+        if not row:
+            missing.append(h)
+    return missing
+
+
+def main():
+    conn = sqlite3.connect(str(DB_PATH))
+
+    # 1. 清理 holding_strategies
+    archived = clean_holding_strategies(conn)
+    conn.commit()
+    remaining = conn.execute(
+        "SELECT COUNT(*) FROM holding_strategies WHERE superseded_at IS NULL").fetchone()[0]
+    print(f"holding_strategies: 归档{archived}条过期记录 | 剩余活跃{remaining}条")
+
+    # 2. 检查缺失策略的持仓
+    decisions = json.loads(DECISIONS_PATH.read_text())
+    decisions_list = decisions.get("decisions", [])
+    missing = check_missing_strategies(conn, decisions_list)
+    if missing:
+        print(f"\n⚠️ {len(missing)}只持仓没有对应策略记录:")
+        for m in missing:
+            print(f"  {m.get('name','?')}({m['code']}): {m.get('type','')}")
+    else:
+        print("✅ 所有持仓都有策略记录")
+
+    # 3. 深套统计
+    deep = []
+    for d in decisions_list:
+        cost = d.get("cost", 0) or d.get("avg_price", 0) or 0
+        price = d.get("price", 0)
+        if cost > 0 and price > 0:
+            loss = (price - cost) / cost * 100
+            if loss < -25:
+                deep.append((d.get("name",""), d["code"], loss, d.get("stop_loss",0)))
+    if deep:
+        print(f"\n🔴 {len(deep)}只深套(>-25%):")
+        for name, code, loss, sl in deep:
+            print(f"  {name}({code}): {loss:.0f}%  止损={sl}")
+    else:
+        print("\n✅ 无深套持仓")
+
+    conn.close()
+
+
+if __name__ == "__main__":
+    main()