实盘数据统计改用期权历史交易所盈亏；模拟盘仍走本地结算。

Co-authored-by: Cursor <cursoragent@cursor.com>

lib/options/options_register.py

@@ -1280,13 +1280,13 @@ def register_options_routes(app: Flask, cfg: dict[str, Any]) -> None:
             return jsonify({"ok": False, "msg": err})
         from lib.options.options_margin_mode_lib import is_coin_margin_mode
         from lib.options.options_positions_lib import sum_options_net_pnl_usdc
-        from lib.options.options_stats_lib import compute_options_stats
+        from lib.options.options_stats_lib import compute_options_stats_auto
 
         raw_live = cfg["fetch_option_positions"](ex)
         if raw_live is None:
             return jsonify({"ok": False, "msg": "获取期权持仓失败"})
-        # 已平仓走本地库:扣手续费 + 平仓时冻结 U,不跟实时指数漂移
-        stats = compute_options_stats(cfg["get_db"], ex)
+        # 实盘:期权历史交易所原生盈亏;模拟盘:本地结算
+        stats = compute_options_stats_auto(cfg, ex)
         open_float = sum_options_net_pnl_usdc(cfg, ex, raw_live)
         net_realized = _safe_float(stats.get("net_realized_pnl")) or 0.0
         total_pnl = None