fix: 突破加仓按 mark 触价触发，避免漏单

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

lib/strategy/strategy_roll_lib.py

@@ -176,21 +176,20 @@ def roll_breakout_trigger_crossed(
     mark: float,
     breakthrough_price: float,
 ) -> bool:
-    """突破：多=向上穿越突破价；空=向下穿越突破价。"""
+    """突破：多=mark 在突破价之上；空=mark 在突破价之下。
+
+    提交时已校验 mark 在逆势侧（多低于突破价、空高于突破价），触价侧到达即成交。
+    不再要求单 tick 内穿越，避免 mark 已破位但 last_mark 也落在突破价另一侧时永久漏触发。
+    """
     try:
         m = float(mark)
         bp = float(breakthrough_price)
-        pm = float(prev_mark) if prev_mark is not None else None
     except (TypeError, ValueError):
         return False
     direction = (direction or "long").strip().lower()
     if direction == "long":
-        if pm is None:
-            return m > bp
-        return pm <= bp and m > bp
-    if pm is None:
-        return m < bp
-    return pm >= bp and m < bp
+        return m > bp
+    return m < bp
 
 
 def roll_fib_invalidate(direction: str, mark: float, upper: float, lower: float) -> bool: