Auto-cancel stale option close limits after pending TTL.

Default 10m via OKX_OPTIONS_PENDING_TTL_SECONDS; show age/countdown in pending panel; monitor loop cancels sell closes.

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

lib/options/options_monitor_lib.py

@@ -272,6 +272,7 @@ def options_monitor_loop(
     profit_ratio: float,
     sync_trades_fn: Callable[[sqlite3.Connection], int] | None = None,
     target_close_fn: Callable[[str], dict[str, Any]] | None = None,
+    stale_pending_fn: Callable[[], dict[str, Any]] | None = None,
     stop_event: Any = None,
 ) -> None:
     if not enabled:
@@ -306,6 +307,12 @@ def options_monitor_loop(
                 conn.commit()
             finally:
                 conn.close()
+            # 平仓限价挂单超时撤单(独立于 DB 事务)
+            if stale_pending_fn is not None:
+                try:
+                    stale_pending_fn()
+                except Exception:
+                    pass
         except Exception:
             pass
         time.sleep(max(5.0, float(poll_seconds)))