Fix breakeven badge still showing after roll lowers stop loss.

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

lib/trade/order_monitor_display_lib.py

@@ -93,6 +93,25 @@ def tpsl_update_passes_rr_gate(
     return False, f"计划盈亏比 {rr_txt}:1 低于最低要求 {min_rr}:1(盈利侧保本止损不受此限)"
 
 
+def resolve_breakeven_entry_price(entry_price: Any, avg_entry_price: Any = None) -> Optional[float]:
+    """保本判断基准价:有持仓加权均价时优先(滚仓后),否则用首仓成交价."""
+    avg = _positive_float(avg_entry_price)
+    if avg is not None:
+        return avg
+    return _positive_float(entry_price)
+
+
+def stale_breakeven_armed(direction: str, entry_price: Any, stop_loss: Any, breakeven_armed: Any) -> bool:
+    """止损已回到亏损侧时 breakeven_armed 视为过期(如滚仓下移止损)."""
+    try:
+        armed = int(breakeven_armed or 0) != 0
+    except (TypeError, ValueError):
+        return False
+    if not armed:
+        return False
+    return not stop_is_profit_protecting(direction, entry_price, stop_loss)
+
+
 def is_sl_breakeven_secured(direction: str, entry_price: Any, exchange_sl_price: Any) -> bool:
     """
     交易所当前止损相对开仓成交价是否已保本.
@@ -290,8 +309,10 @@ def apply_order_price_display_fields(
         stop_loss,
         take_profit,
     )
+    risk_entry = resolve_breakeven_entry_price(entry_price, avg_entry_price)
+    payload["avg_entry_price"] = risk_entry
     payload["sl_breakeven_secured"] = sl_breakeven_from_exchange_tpsl(
-        direction, entry_price, exchange_tpsl
+        direction, risk_entry, exchange_tpsl
     )
     payload["stop_loss"] = disp_sl
     payload["take_profit"] = disp_tp
@@ -310,7 +331,6 @@ def apply_order_price_display_fields(
                 payload["contracts"] = c
         except (TypeError, ValueError):
             pass
-    risk_entry = _positive_float(avg_entry_price) or _positive_float(entry_price)
     payload["latest_risk_amount"] = calc_latest_risk_amount(
         direction,
         risk_entry,