indicate balancing winner better

src/balancing/ArenaButton.cpp

@@ -62,7 +62,14 @@ void ArenaButton::updateStatus(const ArenaStatus& status)
         QLabel* header = (ti == 0) ? m_team1Header : m_team2Header;
         QLabel* content = (ti == 0) ? m_team1Content : m_team2Content;
 
-        header->setText(QString::fromStdString(team.name));
+        if (status.finished && status.winnerTeam == ti)
+        {
+            header->setText("[WON] " + QString::fromStdString(team.name));
+        }
+        else
+        {
+            header->setText(QString::fromStdString(team.name));
+        }
 
         QString lines;
         for (const ArenaStatus::Entry& entry : team.entries)

src/balancing/ArenaSimulation.cpp

@@ -28,6 +28,7 @@ ArenaSimulation::ArenaSimulation(const GameConfig& gameConfig,
     , m_team1HqId(kInvalidEntityId)
     , m_team2HqId(kInvalidEntityId)
     , m_finished(false)
+    , m_winnerTeam(-1)
     , m_stopRequested(false)
 {
     m_buildingSystem = std::make_unique<BuildingSystem>(
@@ -333,6 +334,7 @@ void ArenaSimulation::tickDeaths()
     if (team1HqGone || team2HqGone)
     {
         m_finished = true;
+        m_winnerTeam = team1HqGone ? 1 : 0;
         updateStatus();
         return;
     }
@@ -355,6 +357,7 @@ void ArenaSimulation::tickDeaths()
     if (!team1HasShips || !team2HasShips)
     {
         m_finished = true;
+        m_winnerTeam = team1HasShips ? 0 : 1;
         updateStatus();
     }
 }
@@ -363,6 +366,7 @@ void ArenaSimulation::updateStatus()
 {
     ArenaStatus newStatus;
     newStatus.finished = m_finished;
+    newStatus.winnerTeam = m_winnerTeam;
 
     for (int ti = 0; ti < 2; ++ti)
     {

src/balancing/ArenaSimulation.h

@@ -37,6 +37,7 @@ struct ArenaStatus
 
     TeamStatus teams[2];
     bool finished = false;
+    int winnerTeam = -1;  // 0 or 1 when finished; -1 while running
 };
 
 class ArenaSimulation
@@ -77,6 +78,7 @@ private:
     EntityId m_team2HqId;
 
     bool m_finished;
+    int m_winnerTeam;
     std::atomic<bool> m_stopRequested;
 
     mutable std::mutex m_statusMutex;