No POD found for Panel.pm. Time to read the source?
Panel.pm
To install Plack::Middleware::Debug, copy and paste the appropriate command in to your terminal.
cpanm
cpanm Plack::Middleware::Debug
CPAN shell
perl -MCPAN -e shell install Plack::Middleware::Debug
For more information on module installation, please visit the detailed CPAN module installation guide.