/usr/share/doc/libplack-perl/examples/dot-psgi/Hello.psgi is in libplack-perl 1.0033-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | my $handler = sub {
return [ 200, [ "Content-Type" => "text/plain", "Content-Length" => 11 ], [ "Hello World" ] ];
};
|