Merge OKX dual APIs into one OKX_API_* account for perp and options.

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

lib/instance/instance_settings_lib.py

@@ -158,24 +158,20 @@ def build_instance_settings_view(
         )
 
     if (exchange_key or "").strip().lower() == "okx" and _env_bool("OKX_OPTIONS_ENABLED", False):
-        opt_key = (os.getenv("OKX_OPTIONS_API_KEY") or "").strip()
+        api_key = (os.getenv("OKX_API_KEY") or "").strip()
         sections.append(
             {
                 "title": "期权设置",
                 "rows": [
                     _row("期权模块", "已启用"),
                     _row(
-                        "期权 API",
-                        f"已配置(…{opt_key[-4:]})" if len(opt_key) >= 4 else "未配置",
-                    ),
-                    _row(
-                        "子账户",
-                        (os.getenv("OKX_SUB_ACCOUNT_NAME") or "").strip() or "未配置 OKX_SUB_ACCOUNT_NAME",
-                        "主/子账户划转用",
+                        "账户 API",
+                        f"已配置(…{api_key[-4:]})" if len(api_key) >= 4 else "未配置 OKX_API_*",
+                        "永续与期权共用 OKX_API_*",
                     ),
                     _row(
                         "说明",
-                        "币种兑换与账户划转到右侧「期权设置」卡片操作",
+                        "币种兑换与账户内划转到右侧「期权设置」卡片操作",
                     ),
                 ],
             }
@@ -196,7 +192,6 @@ def build_instance_settings_view(
         "show_transfer": (exchange_key or "").strip().lower() in ("gate", "binance", "okx"),
         "options_settings_enabled": (exchange_key or "").strip().lower() == "okx"
         and _env_bool("OKX_OPTIONS_ENABLED", False),
-        "options_sub_account": (os.getenv("OKX_SUB_ACCOUNT_NAME") or "").strip(),
         "auto_transfer_enabled": auto_transfer_on,
         "auto_transfer_bj_hour": _env_int("AUTO_TRANSFER_BJ_HOUR", 8),
         "auto_transfer_amount": _env_float("AUTO_TRANSFER_AMOUNT", 30),