update header menu namespace

src/app/browser/header/menu.cpp

@@ -0,0 +1,37 @@
+#include "menu.h"
+
+namespace app::browser::header
+{
+    // Construct
+    Menu::Menu(
+        Header *header
+    ) {
+        // Init dependencies
+        this->header = header;
+
+        // Init GTK
+        this->gtk = gtk_menu_button_new();
+
+        // Init requirements
+        this->main = new menu::Main(
+            this
+        );
+
+        // Init main popover
+        gtk_menu_button_set_popover(
+            GTK_MENU_BUTTON(
+                this->gtk
+            ),
+            GTK_WIDGET(
+                this->main->gtk
+            )
+        );
+
+        // Render
+        gtk_widget_show(
+            GTK_WIDGET(
+                this->gtk
+            )
+        );
+    }
+}