Render Mojolicious Embedded Perl templates from the command line

ep.pl

#!/usr/bin/env perl

use warnings;
use strict;

use Mojo::Template;

my $out = Mojo::Template->new->render_file(shift // '/dev/stdin', @ARGV);

if(ref $out) {
    print STDERR $out;
    exit(1);
}

print $out;