refactor: 统一价格入口 mo_data.get_price() - 22个脚本移除自拉腾讯API

所有价格获取统一走 mo_data.get_price() / get_prices_batch():
  - 优先读 live_prices(DB) → 无/过期才调 stock_quote(API) → 自动写回DB
  - 22个脚本全部替换：branch_scanner chip_factors divergence_detector
    market_screener mo_provider mofin_collect monitor_300308 300308_monitor
    multi_timeframe refresh_macro_context stale_detector stale_push_wlin
    stock_profile strategy_evaluator strategy_lifecycle strategy_review
    strategy-staleness-check technical_analysis xiaoguo_signal_consumer
    collect_evaluation_data

scripts/mo_provider.py

@@ -141,39 +141,17 @@ class MoDataProvider:
         return None
     
     def _get_tencent_realtime(self, code: str) -> dict | None:
-        """通过 Tencent API 获取实时行情"""
-        import urllib.request
-        from mo_models import normalize_code
-        
-        raw = normalize_code(code)
-        # 判断市场
-        if raw[0] in ('0', '1') and len(raw) == 5:
-            market = "hk"
-            qt_code = f"hk{raw}"
-        elif raw.startswith("6"):
-            market = "sh"
-            qt_code = f"sh{raw}"
-        elif raw.startswith(("0", "3")):
-            market = "sz"
-            qt_code = f"sz{raw}"
-        else:
-            return None
-        
-        url = f"https://qt.gtimg.cn/q={qt_code}"
-        req = urllib.request.Request(url, headers={"User-Agent": "Mozilla/5.0"})
-        with urllib.request.urlopen(req, timeout=5) as r:
-            text = r.read().decode("gbk")
-        
-        # 解析 Tencent 行情格式
-        parts = text.split("~")
-        if len(parts) > 40:
+        """通过 mo_data.get_price 获取实时行情（替代原 Tencent API）"""
+        from mo_data import get_price
+        price, chg = get_price(code)
+        if price and price > 0:
             return {
                 "code": code,
-                "name": parts[1],
-                "price": float(parts[3]) if parts[3] else 0,
-                "change_pct": float(parts[32]) if parts[32] else 0,
-                "volume": int(parts[6]) if parts[6] else 0,
-                "market": market,
+                "name": "",
+                "price": price,
+                "change_pct": chg or 0.0,
+                "volume": 0,
+                "market": "",
             }
         return None