add unicorn

config/unicorn.rb

@@ -0,0 +1,15 @@
+root = "/home/redstoner/website/public"
+working_directory root
+pid "#{root}/tmp/pids/unicorn.pid"
+stderr_path "#{root}/log/unicorn.log"
+stdout_path "#{root}/log/unicorn.log"
+
+listen "/tmp/unicorn.redstoner.sock"
+worker_processes 2
+timeout 30
+
+# Force the bundler gemfile environment variable to
+# reference the capistrano "current" symlink
+before_exec do |_|
+  ENV["BUNDLE_GEMFILE"] = File.join(root, 'Gemfile')
+end