模拟盘统计改为现货买币/卖回的真实 USDT 净盈亏，对齐钱包。

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

lib/options/options_spot_bridge_lib.py

@@ -151,6 +151,59 @@ def insert_bridge(
     return int(cur.lastrowid)
 
 
+def add_bridge_usdt_recovered(
+    conn: sqlite3.Connection,
+    bridge_id: int,
+    delta_usdt: float | None,
+) -> float | None:
+    """累加桥上卖币收回的 USDT(开仓多余卖回 + 平仓后卖回)."""
+    ensure_bridge_table(conn)
+    try:
+        d = float(delta_usdt or 0)
+    except (TypeError, ValueError):
+        return None
+    if d <= 0 or bridge_id is None:
+        return None
+    row = conn.execute(
+        "SELECT usdt_recovered FROM options_spot_bridge WHERE id=?",
+        (int(bridge_id),),
+    ).fetchone()
+    if not row:
+        return None
+    prev = _safe_float(row["usdt_recovered"] if hasattr(row, "keys") else row[0]) or 0.0
+    new_v = round(float(prev) + d, 8)
+    conn.execute(
+        """
+        UPDATE options_spot_bridge
+        SET usdt_recovered = ?, updated_at = CURRENT_TIMESTAMP
+        WHERE id = ?
+        """,
+        (new_v, int(bridge_id)),
+    )
+    return new_v
+
+
+def cash_pnl_usdt_from_bridge(conn: sqlite3.Connection, bridge_id: int | None) -> float | None:
+    """现金盈亏 = 卖回 USDT 合计 − 开仓买币花费(budget_usdt)."""
+    if bridge_id is None:
+        return None
+    ensure_bridge_table(conn)
+    row = conn.execute(
+        """
+        SELECT budget_usdt, usdt_recovered
+        FROM options_spot_bridge WHERE id = ?
+        """,
+        (int(bridge_id),),
+    ).fetchone()
+    if not row:
+        return None
+    spent = _safe_float(row["budget_usdt"] if hasattr(row, "keys") else row[0])
+    recovered = _safe_float(row["usdt_recovered"] if hasattr(row, "keys") else row[1])
+    if spent is None or recovered is None:
+        return None
+    return round(float(recovered) - float(spent), 4)
+
+
 def update_bridge(
     conn: sqlite3.Connection,
     bridge_id: int,
@@ -540,6 +593,9 @@ def sell_residual_after_option_flat(
                 "bridge_id": bid,
                 "bridge_status": BRIDGE_PENDING_SELL,
             }
+        recovered = _safe_float(sell.get("usdt_recovered"))
+        if recovered is not None and recovered > 0:
+            add_bridge_usdt_recovered(c, bid, recovered)
         update_bridge(
             c,
             bid,