Update app.rb

Author: azizshamim

hooks/ruby/delete-repository-event/app.rb

@@ -16,8 +16,8 @@
 enable :logging
 github_api_token               = ENV['GITHUB_API_TOKEN']
 github_notification_repository = ENV['GITHUB_NOTIFICATION_REPOSITORY']
-github_host_url                = ENV['GITHUB_HOST']
-github_api_endpoint            = "https://#{github_host_url}/api/v3"
+github_host_fqdn               = ENV['GITHUB_HOST']
+github_api_endpoint            = "https://#{github_host_fqdn}/api/v3"
 
 Octokit.configure do |c|
   c.api_endpoint = github_api_endpoint
@@ -42,7 +42,7 @@
       if action == 'deleted'
         # create a new issue in the repository configured above
         full_name = parsed['repository']['full_name']
-        purgatory_link = "https://#{github_host_url}/stafftools/users/#{parsed['repository']['owner']['login']}/purgatory"
+        purgatory_link = "https://#{github_host_fqdn}/stafftools/users/#{parsed['repository']['owner']['login']}/purgatory"
         client = Octokit::Client.new
         client.create_issue(github_notification_repository, "Repository deleted: #{full_name}", "[Restore the repository](#{purgatory_link})\n```json\n#{JSON.pretty_generate(parsed)}\n```")