use MIME::Types;

        $c->response->content_type('application/octet-stream');

        # Detect MIME type. Borrowed from Catalyst::Plugin::Static::Simple.
        my $type = "text/plain";
        if ($path =~ /.*\.(\S{1,})$/xms) {
            my $ext = $1;
            my $mimeTypes = MIME::Types->new(only_complete => 1);
            my $t = $mimeTypes->mimeTypeOf($ext);
            $type = ref $t ? $t->type : $t if $t;
        }
        $c->response->content_type($type);