Align trade record verify/edit UX with Binance instance single-row prompts.

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

app.py

@@ -1328,6 +1328,17 @@ def update_trade(tid):
         fee = calc["fee"]
         pnl_net = calc["pnl_net"]
 
+    form_pnl_raw = d.get("pnl")
+    if form_pnl_raw not in (None, ""):
+        pnl = float(form_pnl_raw)
+        pnl_net = round(pnl - fee, 2)
+
+    try:
+        from app import holding_to_minutes
+        minutes = int(holding_to_minutes(open_time, close_time) or 0)
+    except Exception:
+        minutes = int(d.get("holding_minutes") or row.get("holding_minutes") or 0)
+
     conn.execute(
         """UPDATE trade_logs SET
            symbol_name=?, monitor_type=?, direction=?,
@@ -1345,7 +1356,7 @@ def update_trade(tid):
             close_px,
             lots,
             float(d.get("margin") or 0),
-            int(d.get("holding_minutes") or 0),
+            minutes,
             open_time,
             close_time,
             pnl,