Add admin panel

sea_transport/adminpanel.cpp

@@ -0,0 +1,16 @@
+#include "adminpanel.h"
+#include "ui_adminpanel.h"
+
+AdminPanel::AdminPanel(QWidget *parent) : QMainWindow(parent), ui(new Ui::AdminPanel)
+{
+    ui->setupUi(this);
+}
+
+AdminPanel::~AdminPanel() {
+    delete ui;
+}
+
+AdminPanel& AdminPanel::set_user(const user_entity &user) {
+    this->user = user;
+    return *this;
+}