Add fixme comment for no SSD detection

Co-authored-by: Sefa Eyeoglu <contact@scrumplex.net>
Signed-off-by: Leo <leo3758@riseup.net>

launcher/ui/MainWindow.cpp

@@ -221,6 +221,7 @@ MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWi
         setInstanceActionsEnabled(false);
 
         // add a close button at the end of the main toolbar when running on gamescope / steam deck
+        // FIXME: detect if we don't have server side decorations instead
         if (qgetenv("XDG_CURRENT_DESKTOP") == "gamescope") {
             ui->mainToolBar->addAction(ui->actionCloseWindow);
         }