fix subdomain urls

lib/docuseal.rb

@@ -10,15 +10,16 @@ module Docuseal
   TWITTER_URL = 'https://twitter.com/docusealco'
   TWITTER_HANDLE = '@docusealco'
   SUPPORT_EMAIL = 'support@docuseal.co'
+  HOST = ENV.fetch('HOST', 'localhost')
   CONSOLE_URL = if Rails.env.development?
                   'http://console.localhost.io:3001'
                 else
-                  'https://console.docuseal.co'
+                  "https://console.#{HOST}"
                 end
   CDN_URL = if Rails.env.development?
               'http://localhost:3000'
             else
-              'https://cdn.docuseal.co'
+              "https://cdn.#{HOST}"
             end
 
   CERTS = JSON.parse(ENV.fetch('CERTS', '{}'))