Add dialog

app/AboutDialog.cpp

@@ -0,0 +1,32 @@
+// AboutDialog.cpp
+#include "AboutDialog.h"
+#include <QVBoxLayout>
+#include <QLabel>
+#include <QPixmap>
+
+AboutDialog::AboutDialog(QWidget *parent)
+    : QDialog(parent)
+{
+    setWindowTitle("About Logos Storage UI");
+    setFixedSize(300, 220);
+
+    auto *layout = new QVBoxLayout(this);
+
+    auto *logo = new QLabel(this);
+    logo->setPixmap(
+        QPixmap(":/images/assets/logos.png")
+            .scaled(128, 128, Qt::KeepAspectRatio, Qt::SmoothTransformation)
+    );
+    logo->setAlignment(Qt::AlignCenter);
+
+    auto *text = new QLabel(
+        "<b>Logos Storage UI</b><br>"
+        "Version 1.0.0",
+        this
+    );
+    text->setAlignment(Qt::AlignCenter);
+    text->setTextFormat(Qt::RichText);
+
+    layout->addWidget(logo);
+    layout->addWidget(text);
+}

app/AboutDialog.h

@@ -0,0 +1,8 @@
+#pragma once
+#include <QDialog>
+
+class AboutDialog : public QDialog {
+    Q_OBJECT
+public:
+    explicit AboutDialog(QWidget *parent = nullptr);
+};