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

config/puma.rb

@@ -4,13 +4,13 @@
 # the maximum value specified for Puma. Default is set to 5 threads for minimum
 # and maximum; this matches the default thread size of Active Record.
 #
-max_threads_count = ENV.fetch('RAILS_MAX_THREADS') { 5 }
+max_threads_count = ENV.fetch('RAILS_MAX_THREADS', 5)
 min_threads_count = ENV.fetch('RAILS_MIN_THREADS') { max_threads_count }
 threads min_threads_count, max_threads_count
 
 # Specifies the `port` that Puma will listen on to receive requests; default is 3000.
 #
-port ENV.fetch('PORT') { 3000 }
+port ENV.fetch('PORT', 3000)
 
 # Specifies the `environment` that Puma will run in.
 #