gem 'spree_rejoiner', '~> 1.0.1'
bundle install
bundle exec rails g spree_rejoiner:install
If your server was running, restart it so that it can find the assets properly.
You will need to configure your Site ID in Admin under Configuration > Rejoiner Settings.
Optionally, you may configure a Domain which is used to store the Rejoiner Session ID cookie. This is only needed if you wish to share the Session ID between multiple subdomains. Otherwise, this extension will default to using document.location.hostname
.