Add *two* new samples for CIs and deployments

api/ruby/building-a-ci-server/Gemfile

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+source "http://rubygems.org"
+
+gem "json",        "1.7.7"
+gem 'sinatra',     '~> 1.3.5'
+gem "shotgun"
+gem "octokit",     '~> 3.0'

api/ruby/building-a-ci-server/Gemfile.lock

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+GEM
+  remote: http://rubygems.org/
+  specs:
+    addressable (2.3.6)
+    faraday (0.9.0)
+      multipart-post (>= 1.2, < 3)
+    json (1.7.7)
+    multipart-post (2.0.0)
+    octokit (3.0.0)
+      sawyer (~> 0.5.3)
+    rack (1.5.2)
+    rack-protection (1.5.2)
+      rack
+    sawyer (0.5.4)
+      addressable (~> 2.3.5)
+      faraday (~> 0.8, < 0.10)
+    shotgun (0.9)
+      rack (>= 1.0)
+    sinatra (1.3.6)
+      rack (~> 1.4)
+      rack-protection (~> 1.3)
+      tilt (~> 1.3, >= 1.3.3)
+    tilt (1.4.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  json (= 1.7.7)
+  octokit (~> 3.0)
+  shotgun
+  sinatra (~> 1.3.5)

api/ruby/building-a-ci-server/config.ru

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+require "./server"
+run CITutorial

api/ruby/building-a-ci-server/server.rb

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+require 'sinatra/base'
+require 'json'
+require 'octokit'
+
+class CITutorial < Sinatra::Base
+
+  # !!! DO NOT EVER USE HARD-CODED VALUES IN A REAL APP !!!
+  # Instead, set and test environment variables, like below
+  ACCESS_TOKEN = ENV['MY_PERSONAL_TOKEN']
+
+  before do
+    @client ||= Octokit::Client.new(:access_token => ACCESS_TOKEN)
+  end
+
+  post '/event_handler' do
+    @payload = JSON.parse(params[:payload])
+
+    case request.env['HTTP_X_GITHUB_EVENT']
+    when "pull_request"
+      if @payload["action"] == "opened"
+        process_pull_request(@payload["pull_request"])
+      end
+    end
+  end
+
+  helpers do
+    def process_pull_request(pull_request)
+      puts "Processing pull request..."
+      @client.create_status(pull_request['head']['repo']['full_name'], pull_request['head']['sha'], 'pending')
+      sleep 2 # do busy work...
+      @client.create_status(pull_request['head']['repo']['full_name'], pull_request['head']['sha'], 'success')
+      puts "Pull request processed!"
+    end
+  end
+end

api/ruby/delivering-deployments/Gemfile

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+source "http://rubygems.org"
+
+gem "json",        "1.7.7"
+gem 'sinatra',     '~> 1.3.5'
+gem "shotgun"
+gem "octokit",     '~> 3.0'

api/ruby/delivering-deployments/Gemfile.lock

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+GEM
+  remote: http://rubygems.org/
+  specs:
+    addressable (2.3.6)
+    faraday (0.9.0)
+      multipart-post (>= 1.2, < 3)
+    json (1.7.7)
+    multipart-post (2.0.0)
+    octokit (3.0.0)
+      sawyer (~> 0.5.3)
+    rack (1.5.2)
+    rack-protection (1.5.2)
+      rack
+    sawyer (0.5.4)
+      addressable (~> 2.3.5)
+      faraday (~> 0.8, < 0.10)
+    shotgun (0.9)
+      rack (>= 1.0)
+    sinatra (1.3.6)
+      rack (~> 1.4)
+      rack-protection (~> 1.3)
+      tilt (~> 1.3, >= 1.3.3)
+    tilt (1.4.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  json (= 1.7.7)
+  octokit (~> 3.0)
+  shotgun
+  sinatra (~> 1.3.5)

api/ruby/delivering-deployments/config.ru

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+require "./server"
+run DeploymentTutorial

api/ruby/delivering-deployments/server.rb

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+require 'sinatra/base'
+require 'json'
+require 'octokit'
+
+class DeploymentTutorial < Sinatra::Base
+
+  # !!! DO NOT EVER USE HARD-CODED VALUES IN A REAL APP !!!
+  # Instead, set and test environment variables, like below
+  ACCESS_TOKEN = ENV['MY_PERSONAL_TOKEN']
+
+  before do
+    @client ||= Octokit::Client.new(:access_token => ACCESS_TOKEN)
+  end
+
+  post '/event_handler' do
+    @payload = JSON.parse(params[:payload])
+
+    case request.env['HTTP_X_GITHUB_EVENT']
+    when "pull_request"
+      if @payload["action"] == "closed" && @payload["pull_request"]["merged"]
+        start_deployment(@payload["pull_request"])
+      end
+    when "deployment"
+      process_deployment
+    when "deployment_status"
+      update_deployment_status
+    end
+  end
+
+  helpers do
+    def start_deployment(pull_request)
+      user = pull_request['user']['login']
+      payload = JSON.generate(:environment => 'production', :deploy_user => user)
+      @client.create_deployment(pull_request['head']['repo']['full_name'], pull_request['head']['sha'], {:payload => payload, :description => "Deploying my sweet branch"})
+    end
+
+    def process_deployment
+      payload = JSON.parse(@payload['payload'])
+      # you can send this information to your chat room, monitor, pager, e.t.c.
+      puts "Processing '#{@payload['description']}' for #{payload['deploy_user']} to #{payload['environment']}"
+      sleep 2 # simulate work
+      @client.create_deployment_status("repos/#{@payload['repository']['full_name']}/deployments/#{@payload['id']}", 'pending')
+      sleep 2 # simulate work
+      @client.create_deployment_status("repos/#{@payload['repository']['full_name']}/deployments/#{@payload['id']}", 'success')
+    end
+
+    def update_deployment_status
+      puts "Deployment status for #{@payload['id']} is #{@payload['state']}"
+    end
+  end
+end