Chore: Refactor round robin logic (#1015)

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

config/initializers/redis.rb

@@ -4,8 +4,9 @@ app_redis_config = {
 }
 redis = Rails.env.test? ? MockRedis.new : Redis.new(app_redis_config)
 
-# Alfred - Used currently for round robin and conversation emails.
+# Alfred
 # Add here as you use it for more features
+# Used for Round Robin, Conversation Emails & Online Presence
 $alfred = Redis::Namespace.new('alfred', redis: redis, warning: true)
 
 # https://github.com/mperham/sidekiq/issues/4591