feat: Add Installation onboarding flow (#1640)

Co-authored-by: Pranav Raj S <pranav@chatwoot.com>

lib/chatwoot_hub.rb

@@ -1,5 +1,5 @@
 class ChatwootHub
-  BASE_URL = 'https://hub.chatwoot.com'.freeze
+  BASE_URL = ENV['CHATWOOT_HUB_URL'] || 'https://hub.chatwoot.com'
 
   def self.instance_config
     {
@@ -19,4 +19,12 @@ class ChatwootHub
     end
     version
   end
+
+  def self.register_instance(info)
+    RestClient.post("#{BASE_URL}/register_instance", info.merge(instance_config).to_json, { content_type: :json, accept: :json })
+  rescue *ExceptionList::REST_CLIENT_EXCEPTIONS, *ExceptionList::URI_EXCEPTIONS => e
+    Rails.logger.info "Exception: #{e.message}"
+  rescue StandardError => e
+    Raven.capture_exception(e)
+  end
 end

lib/redis/redis_keys.rb

@@ -27,5 +27,6 @@ module Redis::RedisKeys
   REAUTHORIZATION_REQUIRED =  'REAUTHORIZATION_REQUIRED:%<obj_type>s:%<obj_id>d'.freeze
 
   ## Internal Installation related keys
+  CHATWOOT_INSTALLATION_ONBOARDING = 'CHATWOOT_INSTALLATION_ONBOARDING'.freeze
   LATEST_CHATWOOT_VERSION = 'LATEST_CHATWOOT_VERSION'.freeze
 end