单独期权增加全仓复利模式：可选上限开关，仅允许一仓

用期权户全部可用×缓冲开仓，默认不设上限；开启上限后按 env 封顶，全仓时禁止已有持仓再开。

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

lib/env/env_ui_manifest.py

@@ -144,7 +144,17 @@ _OPTIONS_SECTION: dict[str, Any] = {
         ("OKX_OPTIONS_ENABLED", "启用期权模块", "与永续共用上方 OKX_API_*;不再单独配置期权密钥"),
         ("OKX_OPTIONS_ACCOUNT_LABEL", "期权账户备注", ""),
         ("OKX_OPTIONS_TRADE_BUDGET_USDC", "单笔预算(USDC)", ""),
-        ("OKX_OPTIONS_BUDGET_BUFFER", "预算缓冲比例", "如 0.95"),
+        ("OKX_OPTIONS_BUDGET_BUFFER", "预算缓冲比例", "如 0.95;打满/全仓复利共用"),
+        (
+            "OKX_OPTIONS_COMPOUND_FULL_CAP_ENABLED",
+            "全仓复利上限开关",
+            "默认 false=关闭上限,用期权户全部可用;true 时按下方上限封顶",
+        ),
+        (
+            "OKX_OPTIONS_COMPOUND_FULL_CAP_USDC",
+            "全仓复利上限(USDC)",
+            "仅上限开关开启时生效;例如 300",
+        ),
         (
             "OKX_OPTIONS_MAX_ACTIVE_POSITIONS",
             "期权持仓上限(笔)",