#!/usr/bin/perl
use Mojolicious::Lite;
use utf8;

get '/RPC2' => sub {
    my $self = shift;

    $self->stash({
        'message' => 'Hello World!!!',
    });

} => 'index';

post '/RPC2' => sub {
    my $self = shift;

    ...
    $self->render_text($xml);
};


shagadelic;

__DATA__
@@ index.html.ep
<center><pre><%= $message %></pre></center>

<form action="/RPC2" method="post">
<input name="spost" />
<button>xx</button>
ção

</form>