Another root path

Hello!

I want make two project on uWSGI and Nginx, first - web-site, second - Misago.
Nginx config:

location /forum {
uwsgi_pass Misago;
include /opt/www/Misago/Misago/uwsgi_params;
}
location / {
uwsgi_pass Web;
include /opt/www/Web/Web/uwsgi_params;
}

How I can changer root path in Messago from "/" to "/forum"?
Thank you!

And second question, have you plan to optimization view on mobile devices?

I have the same problem now.
how to implement it?