Use settled win amounts in bet details

mbetterclient/web_dashboard/routes.py

@@ -461,7 +461,7 @@ def bet_details(bet_id):
                     has_pending = True
                 elif is_settled_bet_detail_winning(detail, match, session):
                     results['won'] += 1
-                    results['winnings'] += float(detail.amount) * float(odds)  # Use actual odds
+                    results['winnings'] += float(detail.win_amount or 0.0)
                 elif detail.result == 'lost':
                     results['lost'] += 1
                 elif detail.result == 'cancelled':

test_reports_daily_alignment.py

@@ -275,6 +275,16 @@ def test_settled_winning_check_prefers_explicit_lost_for_completed_match():
     assert is_settled_bet_detail_winning(detail, match, session) is False
 
 
+def test_settled_winning_check_uses_win_amount_for_completed_match_display():
+    detail = DummyDetail(match_id=10, amount=100.0, win_amount=250.0, result='win')
+    match = DummyMatch(match_id=10)
+    match.status = 'done'
+    session = Mock()
+
+    assert is_settled_bet_detail_winning(detail, match, session) is True
+    assert float(detail.win_amount) == 250.0
+
+
 def test_match_reports_route_counts_winning_payout_after_loading_match(monkeypatch, isolated_api_blueprint):
     install_route_test_doubles(monkeypatch)
     match = DummyMatch(match_id=10)