fix: speed tracker still runs and popup is left open after the disconnection

src/backend/dsconnector/ds.cpp

@@ -38,7 +38,6 @@ DesignStudio::DesignStudio(QWebSocket *socket, const QString &deviceID, QObject
         qDebug() << "Project is stalled. Closing the connection.";
         m_socket->close();
         m_socket->abort();
-        emit disconnected(m_designStudioID);
     });
 
     m_speedCalculator.setInterval(1000);
@@ -82,7 +81,6 @@ void DesignStudio::initPingPong()
                  << "is not responding. Closing the connection.";
         m_socket->close();
         m_socket->abort();
-        emit disconnected(m_designStudioID);
     });
 }
 
@@ -103,6 +101,9 @@ void DesignStudio::initSocket()
         qDebug() << "Design Studio" << m_designStudioID << "disconnected";
         m_pingTimer.stop();
         m_pongTimer.stop();
+        m_projectStallTimer.stop();
+        m_speedCalculator.stop();
+        m_projectData.clear();
         emit disconnected(m_designStudioID);
     });