fix(hub): align Binance chart ticks and improve monitor mark price

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

manual_trading_hub/agent.py

@@ -416,9 +416,43 @@ def _position_mark_price(p: dict[str, Any]) -> float | None:
     for key in (
         p.get("markPrice"),
         p.get("mark_price"),
+        p.get("mark"),
         info.get("markPx"),
         info.get("mark_price"),
         info.get("markPrice"),
+        info.get("last"),
+        info.get("lastPrice"),
+    ):
+        px = _finite_or_none(key)
+        if px is not None and px > 0:
+            return px
+    contracts = _position_contracts(p)
+    if abs(contracts) >= 1e-12:
+        notional = _finite_or_none(p.get("notional"))
+        if notional is not None and abs(notional) > 0:
+            return abs(notional) / abs(contracts)
+    return None
+
+
+def _ticker_mark_price(ex: Any, symbol: str) -> float | None:
+    """持仓行无 mark 时，用 ticker 补标记价（last/mark）。"""
+    sym = (symbol or "").strip()
+    if not sym:
+        return None
+    try:
+        t = ex.fetch_ticker(sym)
+    except Exception:
+        return None
+    if not isinstance(t, dict):
+        return None
+    info = t.get("info") if isinstance(t.get("info"), dict) else {}
+    for key in (
+        t.get("mark"),
+        t.get("last"),
+        t.get("close"),
+        info.get("markPrice"),
+        info.get("mark_price"),
+        info.get("markPx"),
     ):
         px = _finite_or_none(key)
         if px is not None and px > 0:
@@ -602,6 +636,8 @@ def _status_inner(x_control_token: str | None) -> Any:
         entry_f = _position_entry_price(p)
         _, entry_fmt, price_tick = _position_price_fmt(ex, sym, entry_f)
         mark_f = _position_mark_price(p)
+        if mark_f is None and sym:
+            mark_f = _ticker_mark_price(ex, sym)
         _, mark_fmt, mark_tick = _position_price_fmt(ex, sym, mark_f)
         if price_tick is None and mark_tick is not None:
             price_tick = mark_tick