移除全部对冲计划模块：crypto_okx 改为币本位单独期权执行机。

交易模式锁定 options；okx_trade_mode / 到期盈亏迁入 options；保留期权/桥/关键位/企微与中控预留快照口径。恢复点：backup/before-remove-hedge 与 tag backup-before-remove-hedge-20260930。

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

lib/sim/broker_lib.py

@@ -704,7 +704,7 @@ class SimBroker:
             expiry_ms_from_inst_id,
             option_fields_from_inst_id,
         )
-        from lib.hedge_plan.hedge_plan_calc_lib import option_expiry_pnl
+        from lib.options.options_pricing_lib import option_expiry_pnl
 
         now = int(now_ms if now_ms is not None else time.time() * 1000)
         settled: list[dict[str, Any]] = []

lib/sim/register.py

@@ -51,7 +51,7 @@ def install_sim_trading(app: Flask, repo_root: str, app_module: Any = None) -> N
     apply_sim_hooks(app_module)
 
     # 若 options / hedge 已安装, 补丁其 cfg, 并刷新永续下单引用
-    for key in ("options_cfg", "hedge_plan_cfg"):
+    for key in ("options_cfg",):
         cfg = app.extensions.get(key)
         if isinstance(cfg, dict):
             patch_options_cfg(cfg)