env 配置去掉期权/对冲模式与对冲计划区块，仅保留单独期权。

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

lib/env/env_schema.py

@@ -170,7 +170,6 @@ SELECT_OPTIONS: dict[str, tuple[tuple[str, str], ...]] = {
     ),
     "OKX_TRADE_MODE": (
         ("options", "单独期权"),
-        ("options_options", "期期对冲"),
     ),
     "OKX_OPTIONS_MARGIN_MODE": (
         ("coin", "币本位(USDT买币桥)"),
@@ -180,10 +179,6 @@ SELECT_OPTIONS: dict[str, tuple[tuple[str, str], ...]] = {
         ("premium", "权利金倍数"),
         ("net_pnl", "净盈亏(USDT)"),
     ),
-    "HEDGE_PLAN_OPTION_PRIMARY": (
-        ("true", "以期权为主"),
-        ("false", "保险模式"),
-    ),
 }
 
 _SELECT_ALIASES: dict[str, dict[str, str]] = {