gem 'sidekiq-cron'
config/initializers/sidekiq.rb
Sidekiq.configure_server do |config|
config.redis = { url: 'redis://localhost:6379/0' }
schedule_file = "config/schedule.yml"
if File.exists?(schedule_file)
Sidekiq::Cron::Job.load_from_hash YAML.load_file(schedule_file)
end