update yavdr-xorg files

roles/yavdr-xorg/templates/openbox/autostart.j2

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# forward environment variables to an environment file and the systemd user session
+env | grep "DISPLAY\|DBUS_SESSION_BUS_ADDRESS\|XDG_RUNTIME_DIR" > ~/.session-env
+systemctl --user import-environment DISPLAY XAUTHORITY XDG_RUNTIME_DIR DBUS_SESSION_BUS_ADDRESS
+
+enabled_services=("detect-second-display.service" "openbox-second.service" "osd2web.service")
+disabled_services=()
+
+# enable configured services for the user session
+for service in "${enabled_services[@]}"; do
+  systemctl --user enable "$service"
+done
+
+# disable unwanted services for the user session
+for service in "${disabled_services[@]}"; do
+  systemctl --user disable "$service"
+done
+
+if which dbus-update-activation-environment >/dev/null 2>&1; then
+        dbus-update-activation-environment DISPLAY XAUTHORITY XDG_RUNTIME_DIR
+fi
+
+# start systemd units for the yavdr user session
+systemctl --user isolate yavdr-desktop.target