Update outdated CPAN modules

Dockerfile

@@ -18,4 +18,6 @@ RUN cpanm -nq App::cpm Carton::Snapshot
 
 RUN cpm install -g --show-build-log-on-failure --cpanfile /tmp/cpanfile
 
+RUN cpan-outdated --exclude-core -p | xargs cpm install -g --show-build-log-on-failure
+
 CMD ["/bin/bash"]

cpanfile

@@ -1,6 +1,7 @@
 use strict;      # satisfy linter
 use warnings;    # satisfy linter
 
+requires 'App::cpanoutdated';
 requires 'Code::TidyAll::Plugin::SortLines::Naturally';
 requires 'Code::TidyAll::Plugin::Test::Vars' if "$]" >= 5.010;
 requires 'Code::TidyAll::Plugin::UniqueLines';
@@ -10,6 +11,8 @@ requires 'Devel::Cover::Report::Coveralls';
 requires 'File::Temp';
 requires 'List::MoreUtils';
 requires 'Module::Build';
+requires 'Perl::Tidy';
+requires 'Perl::Critic';
 requires 'Pod::Coverage::TrustPod';
 requires 'Pod::Readme' if "$]" >= 5.010001;
 requires 'Test2::Bundle::Extended';
@@ -35,4 +38,4 @@ requires 'Test::Spelling';
 requires 'Test::Synopsis';
 requires 'Test::Vars' if "$]" >= 5.010;
 requires 'Test::Version';
-requires 'Test::Warnings';
+requires 'Test::Warnings';