feat: integrate ui with data api

Much of this was ai generated.

src/MainWindow.h

@@ -5,7 +5,7 @@
 #ifndef LLINK_MAINWINDOW_H
 #define LLINK_MAINWINDOW_H
 
-#include "data.h"
+#include "store.h"
 #include "networkstreammodel.h"
 #include "particlelistmodel.h"
 #include <QMainWindow>
@@ -60,7 +60,7 @@ private:
   SettingsDialog *m_settingsDialog;
 
   // Data and models
-  Data *m_data;
+  Store *m_store;
   NetworkStreamModel *m_networkStreamModel;
   ParticleListModel *m_particleListModel;