feat: restructure OKX options UI with header funds, settings card, and dual-column layout

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

lib/instance/instance_settings_lib.py

@@ -139,18 +139,21 @@ def build_instance_settings_view(
         opt_key = (os.getenv("OKX_OPTIONS_API_KEY") or "").strip()
         sections.append(
             {
-                "title": "期权账户（主账户）",
+                "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("单笔权利金上限", f"{_env_float('OKX_OPTIONS_TRADE_BUDGET_USDC', 10):g} USDC"),
                     _row(
-                        "资金说明",
-                        "资金账户 USDT 兑换 USDC 后划转到交易账户",
-                        "期权页操作；与永续子账户资金分开",
+                        "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",
+                    ),
+                    _row(
+                        "说明",
+                        "币种兑换与账户划转到右侧「期权设置」卡片操作",
                     ),
                 ],
             }
@@ -169,6 +172,9 @@ def build_instance_settings_view(
         "sections": sections,
         "data_export_version": int(data_export_version),
         "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),