dpkg-checkbuilddeps: error: Unmet build dependencies: dh-r
W: Unmet build-dependency in source
dh clean --buildsystem R
   dh_auto_clean -O--buildsystem=R
dh_auto_clean: error: unable to load build system class 'R': Can't locate Debian/Debhelper/Buildsystem/R.pm in @INC (you may need to install the Debian::Debhelper::Buildsystem::R module) (@INC contains: /etc/perl /usr/local/lib/x86_64-linux-gnu/perl/5.36.0 /usr/local/share/perl/5.36.0 /usr/lib/x86_64-linux-gnu/perl5/5.36 /usr/share/perl5 /usr/lib/x86_64-linux-gnu/perl-base /usr/lib/x86_64-linux-gnu/perl/5.36 /usr/share/perl/5.36 /usr/local/lib/site_perl) at (eval 2) line 1.
BEGIN failed--compilation aborted at (eval 2) line 1.

make: *** [debian/rules:7: clean] Error 25