docker-open-box-with-browser-rdp-only/config/startwm.sh

#!/bin/sh
export DISPLAY=${DISPLAY:-:10}

if [ -r /etc/profile ]; then
    . /etc/profile
fi

# Start dbus session
if command -v dbus-launch >/dev/null 2>&1; then
    eval $(dbus-launch --sh-syntax)
fi

exec openbox-session