完成了OTA功能，为游戏增加了图标

src/network/NetworkManager.cpp

@@ -13,10 +13,20 @@ NetworkManager::NetworkManager(QObject* parent)
         emit binaryFrameReceived(msg);
     });
     connect(&_heartbeatTimer, &QTimer::timeout, this, &NetworkManager::onHeartbeat);
+    _reconnectTimer.setSingleShot(true);
+    connect(&_reconnectTimer, &QTimer::timeout, this, [this]() {
+        if (!_autoReconnect || _serverUrl.isEmpty()) return;
+        _reconnectAttempts++;
+        emit reconnecting(_reconnectAttempts, 10);
+        _socket.open(QUrl(_serverUrl));
+    });
 }
 
 void NetworkManager::connectToServer(const QString& url) {
     _serverUrl = url;
+    _autoReconnect = true;
+    _reconnectAttempts = 0;
+    _reconnectTimer.stop();
     _socket.open(QUrl(url));
 }
 
@@ -25,6 +35,14 @@ void NetworkManager::disconnect() {
     _socket.close();
 }
 
+void NetworkManager::disconnectPermanent() {
+    _autoReconnect = false;
+    _reconnectTimer.stop();
+    _reconnectAttempts = 0;
+    _heartbeatTimer.stop();
+    _socket.close();
+}
+
 bool NetworkManager::isConnected() const {
     return _socket.state() == QAbstractSocket::ConnectedState;
 }
@@ -103,6 +121,8 @@ void NetworkManager::sendBinaryFrame(const QByteArray& data) {
 }
 
 void NetworkManager::onConnected() {
+    _reconnectAttempts = 0;
+    _reconnectTimer.stop();
     _heartbeatTimer.start(15000);
     emit connected();
 }
@@ -110,6 +130,10 @@ void NetworkManager::onConnected() {
 void NetworkManager::onDisconnected() {
     _heartbeatTimer.stop();
     emit disconnected();
+    if (_autoReconnect && _reconnectAttempts < 10 && !_serverUrl.isEmpty()) {
+        int delay = qMin(3000 + _reconnectAttempts * 2000, 20000);
+        _reconnectTimer.start(delay);
+    }
 }
 
 void NetworkManager::onTextMessageReceived(const QString& message) {
@@ -167,6 +191,8 @@ void NetworkManager::handleServerMessage(const QJsonObject& msg) {
         emit settlementResult(payload);
     } else if (type == "game_log") {
         emit gameLogReceived(payload["text"].toString());
+    } else if (type == "player_disconnected" || type == "player_bot_takeover") {
+        emit gameLogReceived(payload["message"].toString());
     } else if (type == "login_result") {
         emit loginResult(payload);
     } else if (type == "register_result") {

src/network/NetworkManager.h

@@ -18,6 +18,7 @@ public:
 
     void connectToServer(const QString& url);
     void disconnect();
+    void disconnectPermanent();
     bool isConnected() const;
 
     void sendMessage(const QString& type, const QJsonObject& payload = {});
@@ -38,6 +39,7 @@ signals:
     void connected();
     void disconnected();
     void connectionError(const QString& error);
+    void reconnecting(int attempt, int maxAttempts);
 
     void roomStateUpdated(const QJsonObject& roomState);
     void gameStarted(const QJsonObject& initConfig);
@@ -77,7 +79,10 @@ private:
 
     QWebSocket _socket;
     QTimer _heartbeatTimer;
+    QTimer _reconnectTimer;
     int _seqNum = 0;
+    int _reconnectAttempts = 0;
+    bool _autoReconnect = false;
     QString _serverUrl;
 };