修复期权币本位高危缺陷：开仓估量、卖回封顶、握库超时与条件单嵌套锁。

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

lib/hub/hub_bridge_register.py

@@ -350,10 +350,18 @@ def register_hub_bridge_routes(app: Flask, app_module: Any) -> None:
             machine_has_option_position,
         )
         from lib.options.options_db import init_options_tables
+        from lib.options.options_position_limit_lib import option_position_limit_block_msg
 
         ex = cfg.get("exchange_options")
         if machine_has_option_position(cfg, ex):
             return jsonify({"ok": False, "msg": "本机已有期权仓,拒绝条件单", "version": 1})
+        limit_msg = option_position_limit_block_msg(
+            ex,
+            opening_inst_id="",
+            fetch_positions=cfg.get("fetch_option_positions"),
+        )
+        if limit_msg:
+            return jsonify({"ok": False, "msg": limit_msg, "version": 1})
         data = request.get_json(silent=True) or {}
         conn = cfg["get_db"]()
         try: