Including the upstream xdg-terminal script in xdg-utils would resolve a number of Debian bugs related to scheme-handlers. See: * https://gitlab.freedesktop.org/xdg/xdg-utils/-/merge_requests/160 * https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=885346 * https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=924625