Make this repo hedge-only: skip standalone options UI by default.

Nav/env only expose 永期/期期; set STANDALONE_OPTIONS_UI=true for emergency opt-in.

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

lib/env/env_schema.py

@@ -163,7 +163,6 @@ SELECT_OPTIONS: dict[str, tuple[tuple[str, str], ...]] = {
         ("sheets", "张数"),
     ),
     "OKX_TRADE_MODE": (
-        ("options", "单独期权"),
         ("perp_options", "永期对冲"),
         ("options_options", "期期对冲"),
     ),