Rename rhemawave to radiantwave throughout

packaging/kiosk/radiantwave-kiosk.sh

@@ -0,0 +1,16 @@
+# RadiantWave kiosk auto-launch on tty1
+if [ -z "$WAYLAND_DISPLAY" ] && [ "$(tty)" = "/dev/tty1" ]; then
+  export XDG_RUNTIME_DIR=/run/user/$(id -u)
+  export SDL_VIDEODRIVER=wayland
+
+  # Check for updates before launching
+  /usr/bin/python3 /usr/local/bin/radiantwave-updater.py || true
+
+  # Set all sinks to full volume
+  for sink in $(wpctl status | grep -oP '^\s+\K\d+(?=\.)' | head -10); do
+    wpctl set-volume "$sink" 1.0 2>/dev/null
+  done
+
+  exec cage -- /usr/local/bin/radiantwave
+fi
+