Ensure dark mode support

install.sh

@@ -11,3 +11,8 @@ cp -r $dist_dir/share/ /usr/
 if command -v gtk-update-icon-cache >/dev/null 2>&1; then
 	sudo gtk-update-icon-cache /usr/share/icons/hicolor
 fi
+
+if command -v apt-get >/dev/null 2>&1; then
+    sudo apt-get update
+    sudo apt-get install -y qt6-gtk-platformtheme qgnomeplatform-qt6 adwaita-qt
+fi

src/net.drinkingtea.sc9k.desktop

@@ -4,11 +4,11 @@ Comment=Slide and Live Stream Coordinator
 GenericName=Slide and Live Stream Coordinator
 X-GNOME-FullName=Slide Controller 9000
 Type=Application
-Exec=/usr/local/bin/SlideController
+Exec=env QT_QPA_PLATFORMTHEME=gnome /usr/local/bin/SlideController
 Terminal=false
 X-MultipleArgs=false
 Icon=net.drinkingtea.sc9k
 Categories=Multimedia
 Keywords=slide;controller;sc9k
 StartupWMClass=SlideController
-StartupNotify=true
+StartupNotify=false