Hide contract env/UI: keep options+OO hedge and RS key alerts only.

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

lib/hedge_plan/okx_trade_mode_lib.py

@@ -1,8 +1,8 @@
-"""OKX 期权/对冲三选一模式(env: OKX_TRADE_MODE).
+"""OKX 期权/对冲模式(env: OKX_TRADE_MODE).
 
 options         → 仅单独期权(隐藏对冲导航与对冲 env 配置)
-perp_options    → 仅永期对冲(不可单独开期权;对冲组数上限 MAX_ACTIVE_HEDGE_PLANS)
-options_options → 仅期期对冲(同上)
+options_options → 仅期期对冲(不可单独开期权)
+perp_options    → 永期对冲(含合约腿);产品 UI 已隐藏,仅兼容旧 .env / 历史计划
 """
 from __future__ import annotations
 
@@ -13,6 +13,8 @@ MODE_OPTIONS = "options"
 MODE_PERP = "perp_options"
 MODE_OO = "options_options"
 VALID_MODES = frozenset({MODE_OPTIONS, MODE_PERP, MODE_OO})
+# 配置页可选模式(不含永期)
+UI_MODES = frozenset({MODE_OPTIONS, MODE_OO})
 
 _ALIASES = {
     "option": MODE_OPTIONS,