Fix Sidekiq on Heroku

In order to run background jobs for apps hosted on Heroku, you must do the following:

Create the file config/initializers/sidekiq.rb and put this in it:

Sidekiq.configure_server do |config|
  config.redis = { ssl_params: { verify_mode: OpenSSL::SSL::VERIFY_NONE } }
end

Sidekiq.configure_client do |config|
  config.redis = { ssl_params: { verify_mode: OpenSSL::SSL::VERIFY_NONE } }
end

Your app must also have the add-on:

Heroku Key-Value Store