Tested on Ubuntu 12.10 64bit.
Other platform please use https://github.com/linjunpop/cuisine to setup server. No promises™.
ssh to server as root
$ sudo apt-get install git
$ sudo apt-get install curl
$ sudo apt-get remove apache*
$ sudo adduser deployer
$ sudo adduser deployer sudo
ssh to server as deployer, open ~/.ssh/authorized_keys
, append public keys to this file.
ssh to server, create ~/rails_apps/YSAppBuilder
folder.
$ cap deploy:install
$ cap deploy:setup
$ cap deploy:cold