ubuntu server (12.04) configuration - ruby on rails + nginx + unicorn

config.sh

#initial installation

sudo apt-get update
sudo apt-get upgrade

sudo apt-get install build-essential openssl libreadline6 libreadline6-dev curl git-core zlib1g zlib1g-dev libssl-dev libyaml-dev libsqlite3-dev sqlite3 libxml2-dev libxslt-dev autoconf libc6-dev ncurses-dev automake libtool bison subversion

#rvm
curl -L https://get.rvm.io | bash -s stable --ruby
rvm use 1.9.3 --default

sudo vi ~/.gemrc
gem: --no-ri --no-rdoc

#nginx

wget http://nginx.org/keys/nginx_signing.key
sudo apt-key add nginx_signing.key

sudo vi /etc/apt/sources.list

deb http://nginx.org/packages/ubuntu/ precise nginx
deb-src http://nginx.org/packages/ubuntu/ precise nginx

sudo apt-get update
sudo apt-get install nginx

#nodejs

sudo apt-get install python-software-properties
sudo add-apt-repository ppa:chris-lea/node.js
sudo apt-get update
sudo apt-get install nodejs npm

#imagemagick

sudo apt-get install imagemagick